12b+5-7b=25

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Solution for 12b+5-7b=25 equation:


Simplifying
12b + 5 + -7b = 25

Reorder the terms:
5 + 12b + -7b = 25

Combine like terms: 12b + -7b = 5b
5 + 5b = 25

Solving
5 + 5b = 25

Solving for variable 'b'.

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

Add '-5' to each side of the equation.
5 + -5 + 5b = 25 + -5

Combine like terms: 5 + -5 = 0
0 + 5b = 25 + -5
5b = 25 + -5

Combine like terms: 25 + -5 = 20
5b = 20

Divide each side by '5'.
b = 4

Simplifying
b = 4

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