-3(7.5+-3y)-2y=5.5

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Solution for -3(7.5+-3y)-2y=5.5 equation: 


Simplifying
-3(7.5 + -3y) + -2y = 5.5
(7.5 * -3 + -3y * -3) + -2y = 5.5
(-22.5 + 9y) + -2y = 5.5

Combine like terms: 9y + -2y = 7y
-22.5 + 7y = 5.5

Solving
-22.5 + 7y = 5.5

Solving for variable 'y'.

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

Add '22.5' to each side of the equation.
-22.5 + 22.5 + 7y = 5.5 + 22.5

Combine like terms: -22.5 + 22.5 = 0.0
0.0 + 7y = 5.5 + 22.5
7y = 5.5 + 22.5

Combine like terms: 5.5 + 22.5 = 28
7y = 28

Divide each side by '7'.
y = 4

Simplifying
y = 4

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