3x+5y-7x=12

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Solution for 3x+5y-7x=12 equation: 


Simplifying
3x + 5y + -7x = 12

Reorder the terms:
3x + -7x + 5y = 12

Combine like terms: 3x + -7x = -4x
-4x + 5y = 12

Solving
-4x + 5y = 12

Solving for variable 'x'.

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

Add '-5y' to each side of the equation.
-4x + 5y + -5y = 12 + -5y

Combine like terms: 5y + -5y = 0
-4x + 0 = 12 + -5y
-4x = 12 + -5y

Divide each side by '-4'.
x = -3 + 1.25y

Simplifying
x = -3 + 1.25y

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