A + b + c = 72
a = b - 1
c = b + 1
(b - 1) + b + (b + 1) = 72
Simplify
3b = 72
b = 24
a = 24 - 1
a = 23
Step-by-step explanation:
Take a look at the picture, And tell me if am wrong
Answer:
3x²
Step-by-step explanation:
=
=

Answer:
5
8
20
Step-by-step explanation: