-85=5(4+7b)

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Solution for -85=5(4+7b) equation:


Simplifying
-85 = 5(4 + 7b)
-85 = (4 * 5 + 7b * 5)
-85 = (20 + 35b)

Solving
-85 = 20 + 35b

Solving for variable 'b'.

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

Add '-35b' to each side of the equation.
-85 + -35b = 20 + 35b + -35b

Combine like terms: 35b + -35b = 0
-85 + -35b = 20 + 0
-85 + -35b = 20

Add '85' to each side of the equation.
-85 + 85 + -35b = 20 + 85

Combine like terms: -85 + 85 = 0
0 + -35b = 20 + 85
-35b = 20 + 85

Combine like terms: 20 + 85 = 105
-35b = 105

Divide each side by '-35'.
b = -3

Simplifying
b = -3

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