20-b(2)=170

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Solution for 20-b(2)=170 equation:


Simplifying
20 + -1b(2) = 170

Reorder the terms for easier multiplication:
20 + -1 * 2b = 170

Multiply -1 * 2
20 + -2b = 170

Solving
20 + -2b = 170

Solving for variable 'b'.

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

Add '-20' to each side of the equation.
20 + -20 + -2b = 170 + -20

Combine like terms: 20 + -20 = 0
0 + -2b = 170 + -20
-2b = 170 + -20

Combine like terms: 170 + -20 = 150
-2b = 150

Divide each side by '-2'.
b = -75

Simplifying
b = -75

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