2(-90)+9y=90

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Solution for 2(-90)+9y=90 equation: 


Simplifying
2(-90) + 9y = 90

Multiply 2 * -90
-180 + 9y = 90

Solving
-180 + 9y = 90

Solving for variable 'y'.

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

Add '180' to each side of the equation.
-180 + 180 + 9y = 90 + 180

Combine like terms: -180 + 180 = 0
0 + 9y = 90 + 180
9y = 90 + 180

Combine like terms: 90 + 180 = 270
9y = 270

Divide each side by '9'.
y = 30

Simplifying
y = 30

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