7(2x+3)
=14x+21 hope it helps
(b)(h) (12 in)(h)
A = --------- = 96 in^2 = ---------------
2 2
Solve this 2nd equation for h. Units of measurement are "in."
The set of rational number
they can be written in form a/b where b is not 0
Answer
12 in
Step-by-step explanation:
Pythagoreans Theorem: a^2+b^2=c^2
9^2+b^2=15^2
81+b^2=225
b^2=144
b=12