-7(7b+3)-5b=141

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Solution for -7(7b+3)-5b=141 equation: 


Simplifying
-7(7b + 3) + -5b = 141

Reorder the terms:
-7(3 + 7b) + -5b = 141
(3 * -7 + 7b * -7) + -5b = 141
(-21 + -49b) + -5b = 141

Combine like terms: -49b + -5b = -54b
-21 + -54b = 141

Solving
-21 + -54b = 141

Solving for variable 'b'.

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

Add '21' to each side of the equation.
-21 + 21 + -54b = 141 + 21

Combine like terms: -21 + 21 = 0
0 + -54b = 141 + 21
-54b = 141 + 21

Combine like terms: 141 + 21 = 162
-54b = 162

Divide each side by '-54'.
b = -3

Simplifying
b = -3

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