-7x+5y=-21

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Solution for -7x+5y=-21 equation: 


Simplifying
-7x + 5y = -21

Solving
-7x + 5y = -21

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.
-7x + 5y + -5y = -21 + -5y

Combine like terms: 5y + -5y = 0
-7x + 0 = -21 + -5y
-7x = -21 + -5y

Divide each side by '-7'.
x = 3 + 0.7142857143y

Simplifying
x = 3 + 0.7142857143y

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