2x+7=5-y

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Solution for 2x+7=5-y equation: 


Simplifying
2x + 7 = 5 + -1y

Reorder the terms:
7 + 2x = 5 + -1y

Solving
7 + 2x = 5 + -1y

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 + -7 + 2x = 5 + -7 + -1y

Combine like terms: 7 + -7 = 0
0 + 2x = 5 + -7 + -1y
2x = 5 + -7 + -1y

Combine like terms: 5 + -7 = -2
2x = -2 + -1y

Divide each side by '2'.
x = -1 + -0.5y

Simplifying
x = -1 + -0.5y

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