What is the value of x? Enter your answer in the box. x =

asked Jun 24, 2023 88.5k views

7 votes

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9 votes

Answer:

x=9

Explanation:

We have two similar triangles because both lines are parallel, use proportions to solve:

$(72)/(9) =(56)/(3x-20)\\8=(56)/(3x-20)\\8(3x-20)=56\\3x-20=7\\3x=27\\x=9$

AndyN answered Jun 28, 2023

by AndyN

4.6k points

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