8b+12=4b+20

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Solution for 8b+12=4b+20 equation:


Simplifying
8b + 12 = 4b + 20

Reorder the terms:
12 + 8b = 4b + 20

Reorder the terms:
12 + 8b = 20 + 4b

Solving
12 + 8b = 20 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
12 + 8b + -4b = 20 + 4b + -4b

Combine like terms: 8b + -4b = 4b
12 + 4b = 20 + 4b + -4b

Combine like terms: 4b + -4b = 0
12 + 4b = 20 + 0
12 + 4b = 20

Add '-12' to each side of the equation.
12 + -12 + 4b = 20 + -12

Combine like terms: 12 + -12 = 0
0 + 4b = 20 + -12
4b = 20 + -12

Combine like terms: 20 + -12 = 8
4b = 8

Divide each side by '4'.
b = 2

Simplifying
b = 2

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