-4y-(2y+5)=-(7+8y)

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Solution for -4y-(2y+5)=-(7+8y) equation:


Simplifying
-4y + -1(2y + 5) = -1(7 + 8y)

Reorder the terms:
-4y + -1(5 + 2y) = -1(7 + 8y)
-4y + (5 * -1 + 2y * -1) = -1(7 + 8y)
-4y + (-5 + -2y) = -1(7 + 8y)

Reorder the terms:
-5 + -4y + -2y = -1(7 + 8y)

Combine like terms: -4y + -2y = -6y
-5 + -6y = -1(7 + 8y)
-5 + -6y = (7 * -1 + 8y * -1)
-5 + -6y = (-7 + -8y)

Solving
-5 + -6y = -7 + -8y

Solving for variable 'y'.

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

Add '8y' to each side of the equation.
-5 + -6y + 8y = -7 + -8y + 8y

Combine like terms: -6y + 8y = 2y
-5 + 2y = -7 + -8y + 8y

Combine like terms: -8y + 8y = 0
-5 + 2y = -7 + 0
-5 + 2y = -7

Add '5' to each side of the equation.
-5 + 5 + 2y = -7 + 5

Combine like terms: -5 + 5 = 0
0 + 2y = -7 + 5
2y = -7 + 5

Combine like terms: -7 + 5 = -2
2y = -2

Divide each side by '2'.
y = -1

Simplifying
y = -1

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