Answer:
11 = m/2 +7
4 = m/2
m = 8
Step-by-step explanation:
b is a answer
Step-by-step explanation:
formula
=a+b/2×h
Answer:
Step-by-step explanation:


Answer:
33
Step-by-step explanation:
rearrange and combine like terms
(3x - 9) + x + (x + 28) = 184
3x - 9 + x + x + 28 = 184
3x + x + x + 28 - 9 = 184
3x + x + x = 184 + 9 - 28
5x = 165
x = 33