7x-8y=21+40

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Solution for 7x-8y=21+40 equation: 


Simplifying
7x + -8y = 21 + 40

Combine like terms: 21 + 40 = 61
7x + -8y = 61

Solving
7x + -8y = 61

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 = 61 + 8y

Combine like terms: -8y + 8y = 0
7x + 0 = 61 + 8y
7x = 61 + 8y

Divide each side by '7'.
x = 8.714285714 + 1.142857143y

Simplifying
x = 8.714285714 + 1.142857143y

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