21y-15x=12

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Solution for 21y-15x=12 equation: 


Simplifying
21y + -15x = 12

Reorder the terms:
-15x + 21y = 12

Solving
-15x + 21y = 12

Solving for variable 'x'.

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

Add '-21y' to each side of the equation.
-15x + 21y + -21y = 12 + -21y

Combine like terms: 21y + -21y = 0
-15x + 0 = 12 + -21y
-15x = 12 + -21y

Divide each side by '-15'.
x = -0.8 + 1.4y

Simplifying
x = -0.8 + 1.4y

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