-140=-7(8-2b)

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Solution for -140=-7(8-2b) equation:


Simplifying
-140 = -7(8 + -2b)
-140 = (8 * -7 + -2b * -7)
-140 = (-56 + 14b)

Solving
-140 = -56 + 14b

Solving for variable 'b'.

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

Add '-14b' to each side of the equation.
-140 + -14b = -56 + 14b + -14b

Combine like terms: 14b + -14b = 0
-140 + -14b = -56 + 0
-140 + -14b = -56

Add '140' to each side of the equation.
-140 + 140 + -14b = -56 + 140

Combine like terms: -140 + 140 = 0
0 + -14b = -56 + 140
-14b = -56 + 140

Combine like terms: -56 + 140 = 84
-14b = 84

Divide each side by '-14'.
b = -6

Simplifying
b = -6

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