y-9(y+10)=0

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Solution for y-9(y+10)=0 equation:


Simplifying
y + -9(y + 10) = 0

Reorder the terms:
y + -9(10 + y) = 0
y + (10 * -9 + y * -9) = 0
y + (-90 + -9y) = 0

Reorder the terms:
-90 + y + -9y = 0

Combine like terms: y + -9y = -8y
-90 + -8y = 0

Solving
-90 + -8y = 0

Solving for variable 'y'.

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

Add '90' to each side of the equation.
-90 + 90 + -8y = 0 + 90

Combine like terms: -90 + 90 = 0
0 + -8y = 0 + 90
-8y = 0 + 90

Combine like terms: 0 + 90 = 90
-8y = 90

Divide each side by '-8'.
y = -11.25

Simplifying
y = -11.25

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