-9(15)+-10y=90

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Solution for -9(15)+-10y=90 equation: 


Simplifying
-9(15) + -10y = 90

Multiply -9 * 15
-135 + -10y = 90

Solving
-135 + -10y = 90

Solving for variable 'y'.

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

Add '135' to each side of the equation.
-135 + 135 + -10y = 90 + 135

Combine like terms: -135 + 135 = 0
0 + -10y = 90 + 135
-10y = 90 + 135

Combine like terms: 90 + 135 = 225
-10y = 225

Divide each side by '-10'.
y = -22.5

Simplifying
y = -22.5

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