9b-4=12b-19

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Solution for 9b-4=12b-19 equation:


Simplifying
9b + -4 = 12b + -19

Reorder the terms:
-4 + 9b = 12b + -19

Reorder the terms:
-4 + 9b = -19 + 12b

Solving
-4 + 9b = -19 + 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.
-4 + 9b + -12b = -19 + 12b + -12b

Combine like terms: 9b + -12b = -3b
-4 + -3b = -19 + 12b + -12b

Combine like terms: 12b + -12b = 0
-4 + -3b = -19 + 0
-4 + -3b = -19

Add '4' to each side of the equation.
-4 + 4 + -3b = -19 + 4

Combine like terms: -4 + 4 = 0
0 + -3b = -19 + 4
-3b = -19 + 4

Combine like terms: -19 + 4 = -15
-3b = -15

Divide each side by '-3'.
b = 5

Simplifying
b = 5

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