-27=b-7

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Solution for -27=b-7 equation:


Simplifying
-27 = b + -7

Reorder the terms:
-27 = -7 + b

Solving
-27 = -7 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-27 + -1b = -7 + b + -1b

Combine like terms: b + -1b = 0
-27 + -1b = -7 + 0
-27 + -1b = -7

Add '27' to each side of the equation.
-27 + 27 + -1b = -7 + 27

Combine like terms: -27 + 27 = 0
0 + -1b = -7 + 27
-1b = -7 + 27

Combine like terms: -7 + 27 = 20
-1b = 20

Divide each side by '-1'.
b = -20

Simplifying
b = -20

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