7-y=5-2y

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


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

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

Solving for variable 'y'.

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

Add '2y' to each side of the equation.
7 + -1y + 2y = 5 + -2y + 2y

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

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

Add '-7' to each side of the equation.
7 + -7 + 1y = 5 + -7

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

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

Divide each side by '1'.
y = -2

Simplifying
y = -2

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