7(b+3)-5=55

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Solution for 7(b+3)-5=55 equation:


Simplifying
7(b + 3) + -5 = 55

Reorder the terms:
7(3 + b) + -5 = 55
(3 * 7 + b * 7) + -5 = 55
(21 + 7b) + -5 = 55

Reorder the terms:
21 + -5 + 7b = 55

Combine like terms: 21 + -5 = 16
16 + 7b = 55

Solving
16 + 7b = 55

Solving for variable 'b'.

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

Add '-16' to each side of the equation.
16 + -16 + 7b = 55 + -16

Combine like terms: 16 + -16 = 0
0 + 7b = 55 + -16
7b = 55 + -16

Combine like terms: 55 + -16 = 39
7b = 39

Divide each side by '7'.
b = 5.571428571

Simplifying
b = 5.571428571

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