13-4b=3b-8

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Solution for 13-4b=3b-8 equation:


Simplifying
13 + -4b = 3b + -8

Reorder the terms:
13 + -4b = -8 + 3b

Solving
13 + -4b = -8 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
13 + -4b + -3b = -8 + 3b + -3b

Combine like terms: -4b + -3b = -7b
13 + -7b = -8 + 3b + -3b

Combine like terms: 3b + -3b = 0
13 + -7b = -8 + 0
13 + -7b = -8

Add '-13' to each side of the equation.
13 + -13 + -7b = -8 + -13

Combine like terms: 13 + -13 = 0
0 + -7b = -8 + -13
-7b = -8 + -13

Combine like terms: -8 + -13 = -21
-7b = -21

Divide each side by '-7'.
b = 3

Simplifying
b = 3

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