-2y-7(-1y-4)=5+3(-6-y)

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Solution for -2y-7(-1y-4)=5+3(-6-y) equation:


Simplifying
-2y + -7(-1y + -4) = 5 + 3(-6 + -1y)

Reorder the terms:
-2y + -7(-4 + -1y) = 5 + 3(-6 + -1y)
-2y + (-4 * -7 + -1y * -7) = 5 + 3(-6 + -1y)
-2y + (28 + 7y) = 5 + 3(-6 + -1y)

Reorder the terms:
28 + -2y + 7y = 5 + 3(-6 + -1y)

Combine like terms: -2y + 7y = 5y
28 + 5y = 5 + 3(-6 + -1y)
28 + 5y = 5 + (-6 * 3 + -1y * 3)
28 + 5y = 5 + (-18 + -3y)

Combine like terms: 5 + -18 = -13
28 + 5y = -13 + -3y

Solving
28 + 5y = -13 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
28 + 5y + 3y = -13 + -3y + 3y

Combine like terms: 5y + 3y = 8y
28 + 8y = -13 + -3y + 3y

Combine like terms: -3y + 3y = 0
28 + 8y = -13 + 0
28 + 8y = -13

Add '-28' to each side of the equation.
28 + -28 + 8y = -13 + -28

Combine like terms: 28 + -28 = 0
0 + 8y = -13 + -28
8y = -13 + -28

Combine like terms: -13 + -28 = -41
8y = -41

Divide each side by '8'.
y = -5.125

Simplifying
y = -5.125

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