-7=1-2y

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Solution for -7=1-2y equation:


Simplifying
-7 = 1 + -2y

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

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

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

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

Combine like terms: 1 + 7 = 8
2y = 8

Divide each side by '2'.
y = 4

Simplifying
y = 4

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