4b-7+3=12

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Solution for 4b-7+3=12 equation: 


Simplifying
4b + -7 + 3 = 12

Reorder the terms:
-7 + 3 + 4b = 12

Combine like terms: -7 + 3 = -4
-4 + 4b = 12

Solving
-4 + 4b = 12

Solving for variable 'b'.

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

Add '4' to each side of the equation.
-4 + 4 + 4b = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 4b = 12 + 4
4b = 12 + 4

Combine like terms: 12 + 4 = 16
4b = 16

Divide each side by '4'.
b = 4

Simplifying
b = 4

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