Answer:
25
Step-by-step explanation:
10x+12 is the answer in my calculation.
bicep circumference is a measurement of our body part we need to collect all our so we know our body fats.
Answer: C
We can use the expanding rule to get that one if the expressions is
(9x^2 + 2x - 7)x + (9x^2 + 2x - 7)(-4)
use the therom of pythagoras