8y-7x=400

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Solution for 8y-7x=400 equation: 


Simplifying
8y + -7x = 400

Reorder the terms:
-7x + 8y = 400

Solving
-7x + 8y = 400

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
-7x + 8y + -8y = 400 + -8y

Combine like terms: 8y + -8y = 0
-7x + 0 = 400 + -8y
-7x = 400 + -8y

Divide each side by '-7'.
x = -57.14285714 + 1.142857143y

Simplifying
x = -57.14285714 + 1.142857143y

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