7b-3=2b+12

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Solution for 7b-3=2b+12 equation:


Simplifying
7b + -3 = 2b + 12

Reorder the terms:
-3 + 7b = 2b + 12

Reorder the terms:
-3 + 7b = 12 + 2b

Solving
-3 + 7b = 12 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
-3 + 7b + -2b = 12 + 2b + -2b

Combine like terms: 7b + -2b = 5b
-3 + 5b = 12 + 2b + -2b

Combine like terms: 2b + -2b = 0
-3 + 5b = 12 + 0
-3 + 5b = 12

Add '3' to each side of the equation.
-3 + 3 + 5b = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 5b = 12 + 3
5b = 12 + 3

Combine like terms: 12 + 3 = 15
5b = 15

Divide each side by '5'.
b = 3

Simplifying
b = 3

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