what’s the sum of (8a + 2b - 4)

Answers

Answer 1

Answer:

Step-by-step explanation:

8a+2b-4  factors into

2(4a+b-2)

Answer 2

Answer:

8a+5b-9?

Step-by-step explanation:


Related Questions

Answer the question please:
The correct answer will be marked as brainliest =)
thanks xoxo

Answers

Answer:

9

Step-by-step explanation:

Just multiply the numerator together using a calculator (for ease) then multiply the denominators including the powers. Once you did this part properly you should get,

531441/59049

= 9

When there is multiplication, we add the powers.. But when there is division, we subtract the powers. Therefore:

3^8 x 3^4 is 3^8+4= 3^12 (this is the numerator)

3^2x3^8 is 3^ 2+8= 3^10 (this is the denominator)

Now since there is a division bar we obviously have to divide the numerator: 3^12 by the denominator: 3^10. [Remember division requires subtraction of powers] therefore:
3^12 \ 3^10 = 3^12-10
= 3^2. (=9)
And is not given as 9 since it is not in index form therefor answer is 3 power of 2 (3^2)
Hope this is helpful for you!

Plz give right answers,and a SIMPLE explanation, thnx! :)

Answers

Answer:

10

Step-by-step explanation:

so do parentheses first so 12+8 is 20

1/2 of 20 is 10

Answer:

10

Step-by-step explanation:

Given

1/2×(12 + 8)

Step 1, complete the parenthesis:

12 + 8 = 20

Step 2, perform multiplication:

1/2*20 = 20/2 = 10

Answer is 10

{(5,2), (8,9), (2,7),(-5,3)(4,0),(3,11)}
FUNCTION or NOT A FUNCTION

Answers

Answer:

function

Step-by-step explanation:

cuz each x has exactly 1 y its paired to

It is a Function Because there is No repeating x values

how many times do you have to regroup to subtract 847 -268​

Answers

Answer:

= 3 R 43

= 3 43/268

847 divided by 268 equals

3 with a remainder of 43

find the column which has products that are the sum of the yellow shaded numbers in each row Shaded the column what pattern do you see 2, 4, 6, 8, 10, 12, 14, ​

Answers

Answer:

They are even numbers (divisible by two)

Step-by-step explanation:

The number column starts from 2 and is incremented by two for every number in the column. The remainder of the division of each number in the sequence is zero and the result of the division is sequence 1,2,3,4,5,6,7...

Therefore, the numbers in the column are even numbers.

What is the ratio of stars to moons? *

What is the ratio of moons to stars? *

Answers

There is three stars and one moon so it would be 3 to 1

The ratio of stars to moons and moons to stars are 3:1 and 1:3

What is the ratio?

Ratio is described as the comparison of two quantities to determine how many times one obtains the other. The proportion can be expressed as a fraction or as a sign: between two integers.

Given;

There are 3 stars and 1 moon

Now,

Ratio of stars to moon;

=3:1

Ratio of moon to stars;

=1:3

Therefore, the answer ratio will be 3:1 and 1:3

Learn more about the ratio here:

brainly.com/question/13419413

#SPJ3

4) Choose the correct name for the set of numbers
(0,1,2,,3,4)
a. natural numbers
b.irrational numbers
c.whole numbers
d.integers
e.rational numbers
f real numbers

Answers

Answer: A) natural numbers | Would Best Fit

Reason:
In mathematics, the natural numbers are those used for counting and ordering.


Multiple Choice Answer: A, B, C, D

Hope this helps!

Answer is: A) natural numbers.

What is number?

A number is a mathematical object used to count, measure, and label. The original examples are the natural numbers 1, 2, 3, 4, and so forth. Numbers can be represented in language with number words.

here, we have,

given that,

the set of numbers (0,1,2,,3,4)

It is a.) natural numbers.

Reason:

In mathematics, the natural numbers are those used for counting and ordering.

hence, Answer is: A) natural numbers.

To learn more on number click:

brainly.com/question/17429689

#SPJ2

The complement of a 42° angle is
The supplement of a 42° angle is
The complement of an 81° angle is
The supplement of an 81° angle is

Answers

1. 48°
2. 138°
3. 9°
4. 99°

Answer:

1.48

2.138

3.9

4.99

Step-by-step explanation:

I hoped I helped

The triangles are congruent by SSS.

Triangles J K L and M K L share side K L. Sides J K, K M, M L, and L J are congruent.

Which transformation(s) can be used to map one triangle onto the other? Select two options.

reflection only
translation only
dilation, then translation
rotation, then translation
rotation then dilation

Answers

Answer:

a and d

Step-by-step explanation:

i took the test

Answer:

A. reflection only

D. rotation, then translation

Step-by-step explanation:

May I have brainliest please? :)


Pleaseee help if you can. :’)

Answers

Hi there!

[tex]\large\boxed{x = 9}[/tex]

Both bases have an angle measure of 55°, so the triangle is isosceles.

An isosceles triangle has a different base while the remaining two side-lengths are equal, therefore:

x + 18 = 3x

Subtract x from both sides:

18 = 2x

Divide both sides by 2:

9 = x

Therefore, x = 9.

i think i did this earlier but

x=9

because...
both sides of the triangle are congruent so u will have to combine them

x+18=3x (3x-x is 2x)
-x -x

18/2 =2x/2 (divide by 2)
9=x

A student got 20 out of 25 full marks and another student got 35 out of 50 full marks. Express their marks in fraction​

Answers

20/25 = 4/5 for first student
35/50 = 7/10 for second student

Answer:

Student 1 = 20/25

               = 4/5 (divide the denominator and numerator with 5)

Student 2 = 35/50

                 = 7/10 (divide the denominator and numerator with 5)

I wrote them in their lowest form. I hope you understood :)

of 60 students, 24 students have a pet. what is the ratio of students with pets to students without pets?

Answers

Answer:

[tex]2:3[/tex]

Step-by-step explanation:

Finding students without pets

If 24 students have pets, it leaves [tex]60-24=36[/tex] students without pets.

Ratio of students with pets to students without pets

With pets : no pets [tex]= 24 : 36[/tex]

[tex]=2:3[/tex] in simplest form.

∴ The ratio of students with pets to students with no pets is [tex]2:3[/tex]

Hope this helps :)

If f (x)=5x^2-x+2 then what is the remainder when f (x) is divided by x+1

Answers

I believe the answer is 6

5x0x6x7x8x9x8x7x6x5x5x6x8x9x0x999x77776665-00000

Answers

????????????????????????????

what is t cubed times 4

Answers

Answer:

t^​3*​4

Step-by-step explanation:

Answer:

t^3*4 or 4t^3                          

Can anyone help please? I just need the Y-intercept is all, Thank you!

Answers

Answer:

4.95

Step-by-step explanation:

3. If f(x)= 20 (2)* then f(-3) = ?​

Answers

Answer:

f(-3)= -60

Step-by-step explanation:

f(x)=20(2)

f(-3)=20(-3)

=-60

please help thanks !!

Answers

Answer:

Roughly 3.02 times greater

Step-by-step explanation:

2720546/900000 = 3.022_  ( the underscore means the numbers go on. )

Find the measure of the exterior angle

Answers

Answer:

x+9 + 60 = 2x

x+69 = 2x

69 = 1x

x = 69

2x = 2(69)

    = 138°

138 degrees is the correct answer.

Need help.
plz show steps

Answers

Answer:

-4

Step-by-step explanation:

What is the rate in cups of lemon juice per cup of Greek yogurt ??

Answers

Answer: 2/5

Step-by-step explanation:

Which statement about rational numbers is true?
1. All rational numbers are fractions.
2. Rational numbers never have repeating decimals.
3. Some integers are not rational numbers.
4. All fractions containing integers are rational numbers.

Answers

Answer:

im not to good at math but im pretty sure that its 1. all rational numbers ae fractions

Step-by-step explanation:

what is five times one eighth

Answers

Answer:

5/8

Step-by-step explanation:

You would do 1 x 5 equals 5 and then you put 8 below it so it would be 5/8

Find the zeros of the quadratic function

Answers

Answer: A and B I think

Step-by-step explanation:

In standard form, the number 72105.4 is written as 7.21054 × 10n where n is equal to ________.

Answers

Answer: n = 4

Step-by-step explanation:

n is always equal to the number of times 10 could be raised to so as to make a total of the number in question.

Mathias and his brother divided 2,017 marbles equally. Use compatible numbers to estimate how many marbles each brother received. They each received about marbles.

Answers

Answer:

compatible numbers are numbers that we can use to solve complex calculations in a simpler manner.

instead of dividing 2,017 by 2, we can decompose this division in the following way:

even if you do not like math, you are probably able to divide 2,000 by 2 = 1,000

we still have 17 marbles left, and since you should know that 2 x 8 = 16

we calculated that each brother received 1,000 + 8 = 1,008 marbles and they had 1 left over.

If a pair of pants that normally sells for $51.00 is now on sale for
$34.00, by what percentage was the price reduced.

please help! and if you know the answer tell me how you got it please and thank y’all soo much!! im rlly confuseddd haha

Answers

Answer:

17.00 %

Step-by-step explanation:

17 out of 51 is 34

Allison wants to buy three pairs of Jeans The cost per pair is x. The sales tax is 9.5%. Write an expression that shows the total cost of Allison's purchase.​

Answers

Answer:

.....................................098765ewlkjnmm

Step-by-step explanation:

The length of a rectangle is 4 times its width. The perimeter of the rectangle is 150 cm. Find the dimensions of the rectangle.​
it should contain step by step and understandable explanation.

Answers

Answer:

...............................

Mrs.Smith brought pencils for her students as a gift.If there are 21 students in her class and each pencil cost $0.74,What was the total cost of the pencils?

Answers

Answer:

$15.54

Step-by-step explanation:

IF EACH STUDENT GETS 1 PENCIL, AND $0.74X21=$15.54 THEN THAT IS THE TOTAL COST

The pencils cost $15.54 in all.

Hope I helped!

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