7y-45=-9y

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Solution for 7y-45=-9y equation:


Simplifying
7y + -45 = -9y

Reorder the terms:
-45 + 7y = -9y

Solving
-45 + 7y = -9y

Solving for variable 'y'.

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

Add '9y' to each side of the equation.
-45 + 7y + 9y = -9y + 9y

Combine like terms: 7y + 9y = 16y
-45 + 16y = -9y + 9y

Combine like terms: -9y + 9y = 0
-45 + 16y = 0

Add '45' to each side of the equation.
-45 + 45 + 16y = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 16y = 0 + 45
16y = 0 + 45

Combine like terms: 0 + 45 = 45
16y = 45

Divide each side by '16'.
y = 2.8125

Simplifying
y = 2.8125

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