(-5y-5)-(8y+9)=

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Solution for (-5y-5)-(8y+9)= equation:


Simplifying
(-5y + -5) + -1(8y + 9) = 0

Reorder the terms:
(-5 + -5y) + -1(8y + 9) = 0

Remove parenthesis around (-5 + -5y)
-5 + -5y + -1(8y + 9) = 0

Reorder the terms:
-5 + -5y + -1(9 + 8y) = 0
-5 + -5y + (9 * -1 + 8y * -1) = 0
-5 + -5y + (-9 + -8y) = 0

Reorder the terms:
-5 + -9 + -5y + -8y = 0

Combine like terms: -5 + -9 = -14
-14 + -5y + -8y = 0

Combine like terms: -5y + -8y = -13y
-14 + -13y = 0

Solving
-14 + -13y = 0

Solving for variable 'y'.

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

Add '14' to each side of the equation.
-14 + 14 + -13y = 0 + 14

Combine like terms: -14 + 14 = 0
0 + -13y = 0 + 14
-13y = 0 + 14

Combine like terms: 0 + 14 = 14
-13y = 14

Divide each side by '-13'.
y = -1.076923077

Simplifying
y = -1.076923077

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