5y-45=2y

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Solution for 5y-45=2y equation:


Simplifying
5y + -45 = 2y

Reorder the terms:
-45 + 5y = 2y

Solving
-45 + 5y = 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 + 5y + -2y = 2y + -2y

Combine like terms: 5y + -2y = 3y
-45 + 3y = 2y + -2y

Combine like terms: 2y + -2y = 0
-45 + 3y = 0

Add '45' to each side of the equation.
-45 + 45 + 3y = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 3y = 0 + 45
3y = 0 + 45

Combine like terms: 0 + 45 = 45
3y = 45

Divide each side by '3'.
y = 15

Simplifying
y = 15

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