-(5y+1)-(-4y-8)=3

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Solution for -(5y+1)-(-4y-8)=3 equation:


Simplifying
-1(5y + 1) + -1(-4y + -8) = 3

Reorder the terms:
-1(1 + 5y) + -1(-4y + -8) = 3
(1 * -1 + 5y * -1) + -1(-4y + -8) = 3
(-1 + -5y) + -1(-4y + -8) = 3

Reorder the terms:
-1 + -5y + -1(-8 + -4y) = 3
-1 + -5y + (-8 * -1 + -4y * -1) = 3
-1 + -5y + (8 + 4y) = 3

Reorder the terms:
-1 + 8 + -5y + 4y = 3

Combine like terms: -1 + 8 = 7
7 + -5y + 4y = 3

Combine like terms: -5y + 4y = -1y
7 + -1y = 3

Solving
7 + -1y = 3

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + -1y = 3 + -7

Combine like terms: 7 + -7 = 0
0 + -1y = 3 + -7
-1y = 3 + -7

Combine like terms: 3 + -7 = -4
-1y = -4

Divide each side by '-1'.
y = 4

Simplifying
y = 4

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