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

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


Simplifying
(5y + 2) + -1(-7y + -8) = 0

Reorder the terms:
(2 + 5y) + -1(-7y + -8) = 0

Remove parenthesis around (2 + 5y)
2 + 5y + -1(-7y + -8) = 0

Reorder the terms:
2 + 5y + -1(-8 + -7y) = 0
2 + 5y + (-8 * -1 + -7y * -1) = 0
2 + 5y + (8 + 7y) = 0

Reorder the terms:
2 + 8 + 5y + 7y = 0

Combine like terms: 2 + 8 = 10
10 + 5y + 7y = 0

Combine like terms: 5y + 7y = 12y
10 + 12y = 0

Solving
10 + 12y = 0

Solving for variable 'y'.

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

Add '-10' to each side of the equation.
10 + -10 + 12y = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 12y = 0 + -10
12y = 0 + -10

Combine like terms: 0 + -10 = -10
12y = -10

Divide each side by '12'.
y = -0.8333333333

Simplifying
y = -0.8333333333

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