C = 2b + 4 ( b - 3 ) if b = 7 what is C ?

Mathematics · Middle School · Thu Feb 04 2021

Answered on

Given the equation:

C = 2b + 5 ( b - 3 )

Solve for C, when b = 7

Solution:

Substitute the value of b to the equation.

C = 2b + 5 ( b - 3 )

C = 2(7) + 5 ( 7 - 3 )

C = 14 + 5 (4)

C = 14 + 20

C = 34

Final answer:
C = 34