-9(-9)+5y=45

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Solution for -9(-9)+5y=45 equation: 


Simplifying
-9(-9) + 5y = 45

Multiply -9 * -9
81 + 5y = 45

Solving
81 + 5y = 45

Solving for variable 'y'.

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

Add '-81' to each side of the equation.
81 + -81 + 5y = 45 + -81

Combine like terms: 81 + -81 = 0
0 + 5y = 45 + -81
5y = 45 + -81

Combine like terms: 45 + -81 = -36
5y = -36

Divide each side by '5'.
y = -7.2

Simplifying
y = -7.2

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