7b+12=31b

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Solution for 7b+12=31b equation:


Simplifying
7b + 12 = 31b

Reorder the terms:
12 + 7b = 31b

Solving
12 + 7b = 31b

Solving for variable 'b'.

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

Add '-31b' to each side of the equation.
12 + 7b + -31b = 31b + -31b

Combine like terms: 7b + -31b = -24b
12 + -24b = 31b + -31b

Combine like terms: 31b + -31b = 0
12 + -24b = 0

Add '-12' to each side of the equation.
12 + -12 + -24b = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -24b = 0 + -12
-24b = 0 + -12

Combine like terms: 0 + -12 = -12
-24b = -12

Divide each side by '-24'.
b = 0.5

Simplifying
b = 0.5

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