I'll help. I love helping people
Answer:
B
Step-by-step explanation:
according to pythagorean
(x>0)
=> 
=>
= 25
A , because you have to divide it so you can get the correct answer
Answer:
9 (m+5)-3(m-2)=8m+31
9m+45 - (3m + 6)= 8m+31
9m+45-3m-6=8m+31
45-6+31=8m-9m+3m
70=2m
m=70/2
Therefore m = 35
Hope u understood.............