2x-7+7y=20

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Solution for 2x-7+7y=20 equation:


Simplifying
2x + -7 + 7y = 20

Reorder the terms:
-7 + 2x + 7y = 20

Solving
-7 + 2x + 7y = 20

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 2x + 7 + 7y = 20 + 7

Reorder the terms:
-7 + 7 + 2x + 7y = 20 + 7

Combine like terms: -7 + 7 = 0
0 + 2x + 7y = 20 + 7
2x + 7y = 20 + 7

Combine like terms: 20 + 7 = 27
2x + 7y = 27

Add '-7y' to each side of the equation.
2x + 7y + -7y = 27 + -7y

Combine like terms: 7y + -7y = 0
2x + 0 = 27 + -7y
2x = 27 + -7y

Divide each side by '2'.
x = 13.5 + -3.5y

Simplifying
x = 13.5 + -3.5y

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