-(3y+3)-(-2y-7)=-4

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Solution for -(3y+3)-(-2y-7)=-4 equation:


Simplifying
-1(3y + 3) + -1(-2y + -7) = -4

Reorder the terms:
-1(3 + 3y) + -1(-2y + -7) = -4
(3 * -1 + 3y * -1) + -1(-2y + -7) = -4
(-3 + -3y) + -1(-2y + -7) = -4

Reorder the terms:
-3 + -3y + -1(-7 + -2y) = -4
-3 + -3y + (-7 * -1 + -2y * -1) = -4
-3 + -3y + (7 + 2y) = -4

Reorder the terms:
-3 + 7 + -3y + 2y = -4

Combine like terms: -3 + 7 = 4
4 + -3y + 2y = -4

Combine like terms: -3y + 2y = -1y
4 + -1y = -4

Solving
4 + -1y = -4

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 = -4 + -4

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

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

Divide each side by '-1'.
y = 8

Simplifying
y = 8

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