-(8y+1)-(-7y-5)=1

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Solution for -(8y+1)-(-7y-5)=1 equation: 


Simplifying
-1(8y + 1) + -1(-7y + -5) = 1

Reorder the terms:
-1(1 + 8y) + -1(-7y + -5) = 1
(1 * -1 + 8y * -1) + -1(-7y + -5) = 1
(-1 + -8y) + -1(-7y + -5) = 1

Reorder the terms:
-1 + -8y + -1(-5 + -7y) = 1
-1 + -8y + (-5 * -1 + -7y * -1) = 1
-1 + -8y + (5 + 7y) = 1

Reorder the terms:
-1 + 5 + -8y + 7y = 1

Combine like terms: -1 + 5 = 4
4 + -8y + 7y = 1

Combine like terms: -8y + 7y = -1y
4 + -1y = 1

Solving
4 + -1y = 1

Solving for variable 'y'.

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

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

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

Combine like terms: 1 + -4 = -3
-1y = -3

Divide each side by '-1'.
y = 3

Simplifying
y = 3

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