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Solve for x ? Not drawn to scale
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2 votes
Solve for x ?

Not drawn to scale

Solve for x ? Not drawn to scale-example-1
User Dshin
by
5.2k points

1 Answer

3 votes

Answer: 3

Explanation:

The triangles are similar using the angle-angle similarity theorem.

Using the fact that similar triangles have proportional side lengths yields:


(5x-7)/(4)=(18)/(9)\\\\(5x-7)/(4)=2\\\\5x-7=8\\\\5x=15\\\\x=3

User Lasse L
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