12x+3y-42+8y-15x-72=

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Solution for 12x+3y-42+8y-15x-72= equation:


Simplifying
12x + 3y + -42 + 8y + -15x + -72 = 0

Reorder the terms:
-42 + -72 + 12x + -15x + 3y + 8y = 0

Combine like terms: -42 + -72 = -114
-114 + 12x + -15x + 3y + 8y = 0

Combine like terms: 12x + -15x = -3x
-114 + -3x + 3y + 8y = 0

Combine like terms: 3y + 8y = 11y
-114 + -3x + 11y = 0

Solving
-114 + -3x + 11y = 0

Solving for variable 'x'.

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

Add '114' to each side of the equation.
-114 + -3x + 114 + 11y = 0 + 114

Reorder the terms:
-114 + 114 + -3x + 11y = 0 + 114

Combine like terms: -114 + 114 = 0
0 + -3x + 11y = 0 + 114
-3x + 11y = 0 + 114

Combine like terms: 0 + 114 = 114
-3x + 11y = 114

Add '-11y' to each side of the equation.
-3x + 11y + -11y = 114 + -11y

Combine like terms: 11y + -11y = 0
-3x + 0 = 114 + -11y
-3x = 114 + -11y

Divide each side by '-3'.
x = -38 + 3.666666667y

Simplifying
x = -38 + 3.666666667y

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