2y-4(y+1)=-(7y+8)+y

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Solution for 2y-4(y+1)=-(7y+8)+y equation:


Simplifying
2y + -4(y + 1) = -1(7y + 8) + y

Reorder the terms:
2y + -4(1 + y) = -1(7y + 8) + y
2y + (1 * -4 + y * -4) = -1(7y + 8) + y
2y + (-4 + -4y) = -1(7y + 8) + y

Reorder the terms:
-4 + 2y + -4y = -1(7y + 8) + y

Combine like terms: 2y + -4y = -2y
-4 + -2y = -1(7y + 8) + y

Reorder the terms:
-4 + -2y = -1(8 + 7y) + y
-4 + -2y = (8 * -1 + 7y * -1) + y
-4 + -2y = (-8 + -7y) + y

Combine like terms: -7y + y = -6y
-4 + -2y = -8 + -6y

Solving
-4 + -2y = -8 + -6y

Solving for variable 'y'.

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

Add '6y' to each side of the equation.
-4 + -2y + 6y = -8 + -6y + 6y

Combine like terms: -2y + 6y = 4y
-4 + 4y = -8 + -6y + 6y

Combine like terms: -6y + 6y = 0
-4 + 4y = -8 + 0
-4 + 4y = -8

Add '4' to each side of the equation.
-4 + 4 + 4y = -8 + 4

Combine like terms: -4 + 4 = 0
0 + 4y = -8 + 4
4y = -8 + 4

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

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

Simplifying
y = -1

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