1-2y-1-8=7-8

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Solution for 1-2y-1-8=7-8 equation: 


Simplifying
1 + -2y + -1 + -8 = 7 + -8

Reorder the terms:
1 + -1 + -8 + -2y = 7 + -8

Combine like terms: 1 + -1 = 0
0 + -8 + -2y = 7 + -8
-8 + -2y = 7 + -8

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

Solving
-8 + -2y = -1

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + -2y = -1 + 8

Combine like terms: -8 + 8 = 0
0 + -2y = -1 + 8
-2y = -1 + 8

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

Divide each side by '-2'.
y = -3.5

Simplifying
y = -3.5

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