164=-4b-4(5b+7)

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Solution for 164=-4b-4(5b+7) equation:


Simplifying
164 = -4b + -4(5b + 7)

Reorder the terms:
164 = -4b + -4(7 + 5b)
164 = -4b + (7 * -4 + 5b * -4)
164 = -4b + (-28 + -20b)

Reorder the terms:
164 = -28 + -4b + -20b

Combine like terms: -4b + -20b = -24b
164 = -28 + -24b

Solving
164 = -28 + -24b

Solving for variable 'b'.

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

Add '24b' to each side of the equation.
164 + 24b = -28 + -24b + 24b

Combine like terms: -24b + 24b = 0
164 + 24b = -28 + 0
164 + 24b = -28

Add '-164' to each side of the equation.
164 + -164 + 24b = -28 + -164

Combine like terms: 164 + -164 = 0
0 + 24b = -28 + -164
24b = -28 + -164

Combine like terms: -28 + -164 = -192
24b = -192

Divide each side by '24'.
b = -8

Simplifying
b = -8

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