-5=-7+y+8

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Solution for -5=-7+y+8 equation:


Simplifying
-5 = -7 + y + 8

Reorder the terms:
-5 = -7 + 8 + y

Combine like terms: -7 + 8 = 1
-5 = 1 + y

Solving
-5 = 1 + y

Solving for variable 'y'.

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

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

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

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

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

Combine like terms: 1 + 5 = 6
-1y = 6

Divide each side by '-1'.
y = -6

Simplifying
y = -6

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