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4 years ago

15

Find the value of x (3x+20) (5x-16)

2 answers:

Liono4ka [1.6K]4 years ago

8 0

15x+320

X=21.3

Mulitply 3 and 5 to get 15x

Multiply 20 and 16 to get 320

Divide each side by 15

pentagon [3]4 years ago

7 0

Answer:

x = 18

Step-by-step explanation:

Vertical angles are equal

So

3x+20 = 5x-16

3x - 5x = -16 - 20

-2x = -36

x = 18

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