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zzz [600]
2 years ago
12

Asap pls helpppp i stink at math :((((

Mathematics
1 answer:
ella [17]2 years ago
6 0

Answer:

D. x= 28, 2=23; Use corresponding and supplementary angles.

Step-by-step explanation:

The degrees of (5y-4)° and 3y° both (added together) sum up to 180 degrees.

So the equation would be: (5y-4)+3y= 180.

Step 1- Add common variables.

(5y+3y)-4= 180

8y-4= 180

Step 2- Add 4 to both sides.

8y-4= 180

<u>    +4    +4</u>

8y= 184

Step 3- Divide both sides by 8.

<u>8y</u>= <u>184</u>

8     8

y= 23

Now that we know what the variable y equals to, we can now solve for x. The equation would be: 3y=(2x+13).

Step 1- Substitute the known variable.

3(23)=2x+13

69= 2x+13

Step 2- Subtract 13 to both sides.

69= 2x+13

<u>-13         -13</u>

56= 2x

Step 3- Divide both sides by 2.

<u>56</u>= <u>2x</u>

2     2

x= 28

Hope this helps! :)

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5/6*2/3<br> 9/10*5/18<br> 4/5*3/4<br> 2/3*5/1
zalisa [80]

To multiply fractions, you multiply numerator with numerator and denominator with denominator

In other words: a/b*c/d=(a*c)/(b*d)

So 1st one is (5*2)/(6*3) which is 10/18 or 5/9 simplified

2nd one is (9*5)/(10*18) which is 45/180 or 1/4 simplified

3rd one is (4*3)/(5*4) which is 12/20 or 3/5 simplified

4th one is (2*5)/(3*1) which is 10/3 or 3 1/3 if you want a mixed number

Hope this helped!

5 0
3 years ago
Read 2 more answers
Which is a correct step in solving the following equation for g?
OleMash [197]
1. -2g = 1.75 -4
-g = -2.25/2
g = 1.12
8 0
3 years ago
Max bought a package of hamburger that weighs 5 1/3 pounds. He needs 1/3 of that amount for a recipe.
boyakko [2]
1.5 pounds would be the answer,
5 0
3 years ago
2. Given f(x) = 4x -2 and g(x) = x2 + 1, evaluate:
Novosadov [1.4K]

Answer:

a).

f(5) = 18

b).

g(-3) = 10

c).

g(x-2) = x²- 3

d).

f(g(x)) = 4x²- 1

3 0
2 years ago
What is the GCF 16 24 40
boyakko [2]
The factors of 16 are 1, 2, 4, 8, and 16. 
<span>The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. </span>
<span>The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40. </span>
<span>So the greatest common factor of 16, 24, and 40 is 8.
                             
                                         Hope this helps:)</span>
4 0
2 years ago
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