Answer:
Step-by-step explanation:
132
Hope I helepd
Check the picture below
area of a triangle is 1/2 bh
Hi there!

Work out the parenthesis.

Combine like terms.

Subtract 9 from both sides.

Subtract 4x from both sides

Divide both sides by -9
Answer:
There is no way to tell
Step-by-step explanation:
You could be way taller than your parents, the same height, or shorter. There are too many variables at play here.