7(8-b)+8=57

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Solution for 7(8-b)+8=57 equation:


Simplifying
7(8 + -1b) + 8 = 57
(8 * 7 + -1b * 7) + 8 = 57
(56 + -7b) + 8 = 57

Reorder the terms:
56 + 8 + -7b = 57

Combine like terms: 56 + 8 = 64
64 + -7b = 57

Solving
64 + -7b = 57

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-64' to each side of the equation.
64 + -64 + -7b = 57 + -64

Combine like terms: 64 + -64 = 0
0 + -7b = 57 + -64
-7b = 57 + -64

Combine like terms: 57 + -64 = -7
-7b = -7

Divide each side by '-7'.
b = 1

Simplifying
b = 1

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