Answer:

Explanation:
We can solve for x using a proportion, since we are given that the two right triangles are similar. Here is the proportion modeled in an equation:

We can solve for x by algebraically manipulating this equation.
↓ simplifying the right fraction's denominator

↓ cross-multiplying

↓ applying the distributive property

↓ subtracting
from both sides

↓ dividing both sides by 3

