-39=b-54

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Solution for -39=b-54 equation:


Simplifying
-39 = b + -54

Reorder the terms:
-39 = -54 + b

Solving
-39 = -54 + 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.
-39 + -1b = -54 + b + -1b

Combine like terms: b + -1b = 0
-39 + -1b = -54 + 0
-39 + -1b = -54

Add '39' to each side of the equation.
-39 + 39 + -1b = -54 + 39

Combine like terms: -39 + 39 = 0
0 + -1b = -54 + 39
-1b = -54 + 39

Combine like terms: -54 + 39 = -15
-1b = -15

Divide each side by '-1'.
b = 15

Simplifying
b = 15

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