2b+7(3+b)-b+3=56

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Solution for 2b+7(3+b)-b+3=56 equation:


Simplifying
2b + 7(3 + b) + -1b + 3 = 56
2b + (3 * 7 + b * 7) + -1b + 3 = 56
2b + (21 + 7b) + -1b + 3 = 56

Reorder the terms:
21 + 3 + 2b + 7b + -1b = 56

Combine like terms: 21 + 3 = 24
24 + 2b + 7b + -1b = 56

Combine like terms: 2b + 7b = 9b
24 + 9b + -1b = 56

Combine like terms: 9b + -1b = 8b
24 + 8b = 56

Solving
24 + 8b = 56

Solving for variable 'b'.

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

Add '-24' to each side of the equation.
24 + -24 + 8b = 56 + -24

Combine like terms: 24 + -24 = 0
0 + 8b = 56 + -24
8b = 56 + -24

Combine like terms: 56 + -24 = 32
8b = 32

Divide each side by '8'.
b = 4

Simplifying
b = 4

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