7x-8y=81

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Solution for 7x-8y=81 equation: 


Simplifying
7x + -8y = 81

Solving
7x + -8y = 81

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 = 81 + 8y

Combine like terms: -8y + 8y = 0
7x + 0 = 81 + 8y
7x = 81 + 8y

Divide each side by '7'.
x = 11.57142857 + 1.142857143y

Simplifying
x = 11.57142857 + 1.142857143y

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