45=9-2y

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Solution for 45=9-2y equation:


Simplifying
45 = 9 + -2y

Solving
45 = 9 + -2y

Solving for variable 'y'.

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

Add '2y' to each side of the equation.
45 + 2y = 9 + -2y + 2y

Combine like terms: -2y + 2y = 0
45 + 2y = 9 + 0
45 + 2y = 9

Add '-45' to each side of the equation.
45 + -45 + 2y = 9 + -45

Combine like terms: 45 + -45 = 0
0 + 2y = 9 + -45
2y = 9 + -45

Combine like terms: 9 + -45 = -36
2y = -36

Divide each side by '2'.
y = -18

Simplifying
y = -18

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