-3b+9=57

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Solution for -3b+9=57 equation: 


Simplifying
-3b + 9 = 57

Reorder the terms:
9 + -3b = 57

Solving
9 + -3b = 57

Solving for variable 'b'.

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

Add '-9' to each side of the equation.
9 + -9 + -3b = 57 + -9

Combine like terms: 9 + -9 = 0
0 + -3b = 57 + -9
-3b = 57 + -9

Combine like terms: 57 + -9 = 48
-3b = 48

Divide each side by '-3'.
b = -16

Simplifying
b = -16

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