91-3x=12x+19

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Solution for 91-3x=12x+19 equation:


Simplifying
91 + -3x = 12x + 19

Reorder the terms:
91 + -3x = 19 + 12x

Solving
91 + -3x = 19 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
91 + -3x + -12x = 19 + 12x + -12x

Combine like terms: -3x + -12x = -15x
91 + -15x = 19 + 12x + -12x

Combine like terms: 12x + -12x = 0
91 + -15x = 19 + 0
91 + -15x = 19

Add '-91' to each side of the equation.
91 + -91 + -15x = 19 + -91

Combine like terms: 91 + -91 = 0
0 + -15x = 19 + -91
-15x = 19 + -91

Combine like terms: 19 + -91 = -72
-15x = -72

Divide each side by '-15'.
x = 4.8

Simplifying
x = 4.8

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