2b+7+3b=12

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


Simplifying
2b + 7 + 3b = 12

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

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

Solving
7 + 5b = 12

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + 5b = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 5b = 12 + -7
5b = 12 + -7

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

Divide each side by '5'.
b = 1

Simplifying
b = 1

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