-7=-y+4

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Solution for -7=-y+4 equation:


Simplifying
-7 = -1y + 4

Reorder the terms:
-7 = 4 + -1y

Solving
-7 = 4 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
-7 + y = 4 + -1y + y

Combine like terms: -1y + y = 0
-7 + y = 4 + 0
-7 + y = 4

Add '7' to each side of the equation.
-7 + 7 + y = 4 + 7

Combine like terms: -7 + 7 = 0
0 + y = 4 + 7
y = 4 + 7

Combine like terms: 4 + 7 = 11
y = 11

Simplifying
y = 11

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