-9y+5(y-4)=-7y-9(y+5)-11

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Solution for -9y+5(y-4)=-7y-9(y+5)-11 equation:


Simplifying
-9y + 5(y + -4) = -7y + -9(y + 5) + -11

Reorder the terms:
-9y + 5(-4 + y) = -7y + -9(y + 5) + -11
-9y + (-4 * 5 + y * 5) = -7y + -9(y + 5) + -11
-9y + (-20 + 5y) = -7y + -9(y + 5) + -11

Reorder the terms:
-20 + -9y + 5y = -7y + -9(y + 5) + -11

Combine like terms: -9y + 5y = -4y
-20 + -4y = -7y + -9(y + 5) + -11

Reorder the terms:
-20 + -4y = -7y + -9(5 + y) + -11
-20 + -4y = -7y + (5 * -9 + y * -9) + -11
-20 + -4y = -7y + (-45 + -9y) + -11

Reorder the terms:
-20 + -4y = -45 + -11 + -7y + -9y

Combine like terms: -45 + -11 = -56
-20 + -4y = -56 + -7y + -9y

Combine like terms: -7y + -9y = -16y
-20 + -4y = -56 + -16y

Solving
-20 + -4y = -56 + -16y

Solving for variable 'y'.

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

Add '16y' to each side of the equation.
-20 + -4y + 16y = -56 + -16y + 16y

Combine like terms: -4y + 16y = 12y
-20 + 12y = -56 + -16y + 16y

Combine like terms: -16y + 16y = 0
-20 + 12y = -56 + 0
-20 + 12y = -56

Add '20' to each side of the equation.
-20 + 20 + 12y = -56 + 20

Combine like terms: -20 + 20 = 0
0 + 12y = -56 + 20
12y = -56 + 20

Combine like terms: -56 + 20 = -36
12y = -36

Divide each side by '12'.
y = -3

Simplifying
y = -3

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