3-3b=7b+12

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Solution for 3-3b=7b+12 equation:


Simplifying
3 + -3b = 7b + 12

Reorder the terms:
3 + -3b = 12 + 7b

Solving
3 + -3b = 12 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
3 + -3b + -7b = 12 + 7b + -7b

Combine like terms: -3b + -7b = -10b
3 + -10b = 12 + 7b + -7b

Combine like terms: 7b + -7b = 0
3 + -10b = 12 + 0
3 + -10b = 12

Add '-3' to each side of the equation.
3 + -3 + -10b = 12 + -3

Combine like terms: 3 + -3 = 0
0 + -10b = 12 + -3
-10b = 12 + -3

Combine like terms: 12 + -3 = 9
-10b = 9

Divide each side by '-10'.
b = -0.9

Simplifying
b = -0.9

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