8b+4(-7b+5)=7-7b

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Solution for 8b+4(-7b+5)=7-7b equation: 


Simplifying
8b + 4(-7b + 5) = 7 + -7b

Reorder the terms:
8b + 4(5 + -7b) = 7 + -7b
8b + (5 * 4 + -7b * 4) = 7 + -7b
8b + (20 + -28b) = 7 + -7b

Reorder the terms:
20 + 8b + -28b = 7 + -7b

Combine like terms: 8b + -28b = -20b
20 + -20b = 7 + -7b

Solving
20 + -20b = 7 + -7b

Solving for variable 'b'.

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

Add '7b' to each side of the equation.
20 + -20b + 7b = 7 + -7b + 7b

Combine like terms: -20b + 7b = -13b
20 + -13b = 7 + -7b + 7b

Combine like terms: -7b + 7b = 0
20 + -13b = 7 + 0
20 + -13b = 7

Add '-20' to each side of the equation.
20 + -20 + -13b = 7 + -20

Combine like terms: 20 + -20 = 0
0 + -13b = 7 + -20
-13b = 7 + -20

Combine like terms: 7 + -20 = -13
-13b = -13

Divide each side by '-13'.
b = 1

Simplifying
b = 1

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