27=b-13

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Solution for 27=b-13 equation:


Simplifying
27 = b + -13

Reorder the terms:
27 = -13 + b

Solving
27 = -13 + 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 = -13 + b + -1b

Combine like terms: b + -1b = 0
27 + -1b = -13 + 0
27 + -1b = -13

Add '-27' to each side of the equation.
27 + -27 + -1b = -13 + -27

Combine like terms: 27 + -27 = 0
0 + -1b = -13 + -27
-1b = -13 + -27

Combine like terms: -13 + -27 = -40
-1b = -40

Divide each side by '-1'.
b = 40

Simplifying
b = 40

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