135=-6-4(5b-7)

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Solution for 135=-6-4(5b-7) equation:


Simplifying
135 = -6 + -4(5b + -7)

Reorder the terms:
135 = -6 + -4(-7 + 5b)
135 = -6 + (-7 * -4 + 5b * -4)
135 = -6 + (28 + -20b)

Combine like terms: -6 + 28 = 22
135 = 22 + -20b

Solving
135 = 22 + -20b

Solving for variable 'b'.

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

Add '20b' to each side of the equation.
135 + 20b = 22 + -20b + 20b

Combine like terms: -20b + 20b = 0
135 + 20b = 22 + 0
135 + 20b = 22

Add '-135' to each side of the equation.
135 + -135 + 20b = 22 + -135

Combine like terms: 135 + -135 = 0
0 + 20b = 22 + -135
20b = 22 + -135

Combine like terms: 22 + -135 = -113
20b = -113

Divide each side by '20'.
b = -5.65

Simplifying
b = -5.65

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