12+3x+5y+4x-8y-89=

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Solution for 12+3x+5y+4x-8y-89= equation:


Simplifying
12 + 3x + 5y + 4x + -8y + -89 = 0

Reorder the terms:
12 + -89 + 3x + 4x + 5y + -8y = 0

Combine like terms: 12 + -89 = -77
-77 + 3x + 4x + 5y + -8y = 0

Combine like terms: 3x + 4x = 7x
-77 + 7x + 5y + -8y = 0

Combine like terms: 5y + -8y = -3y
-77 + 7x + -3y = 0

Solving
-77 + 7x + -3y = 0

Solving for variable 'x'.

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

Add '77' to each side of the equation.
-77 + 7x + 77 + -3y = 0 + 77

Reorder the terms:
-77 + 77 + 7x + -3y = 0 + 77

Combine like terms: -77 + 77 = 0
0 + 7x + -3y = 0 + 77
7x + -3y = 0 + 77

Combine like terms: 0 + 77 = 77
7x + -3y = 77

Add '3y' to each side of the equation.
7x + -3y + 3y = 77 + 3y

Combine like terms: -3y + 3y = 0
7x + 0 = 77 + 3y
7x = 77 + 3y

Divide each side by '7'.
x = 11 + 0.4285714286y

Simplifying
x = 11 + 0.4285714286y

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