13b-13=12b+9

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Solution for 13b-13=12b+9 equation:


Simplifying
13b + -13 = 12b + 9

Reorder the terms:
-13 + 13b = 12b + 9

Reorder the terms:
-13 + 13b = 9 + 12b

Solving
-13 + 13b = 9 + 12b

Solving for variable 'b'.

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

Add '-12b' to each side of the equation.
-13 + 13b + -12b = 9 + 12b + -12b

Combine like terms: 13b + -12b = 1b
-13 + 1b = 9 + 12b + -12b

Combine like terms: 12b + -12b = 0
-13 + 1b = 9 + 0
-13 + 1b = 9

Add '13' to each side of the equation.
-13 + 13 + 1b = 9 + 13

Combine like terms: -13 + 13 = 0
0 + 1b = 9 + 13
1b = 9 + 13

Combine like terms: 9 + 13 = 22
1b = 22

Divide each side by '1'.
b = 22

Simplifying
b = 22

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