12y-3=5y+18

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Solution for 12y-3=5y+18 equation:


Simplifying
12y + -3 = 5y + 18

Reorder the terms:
-3 + 12y = 5y + 18

Reorder the terms:
-3 + 12y = 18 + 5y

Solving
-3 + 12y = 18 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
-3 + 12y + -5y = 18 + 5y + -5y

Combine like terms: 12y + -5y = 7y
-3 + 7y = 18 + 5y + -5y

Combine like terms: 5y + -5y = 0
-3 + 7y = 18 + 0
-3 + 7y = 18

Add '3' to each side of the equation.
-3 + 3 + 7y = 18 + 3

Combine like terms: -3 + 3 = 0
0 + 7y = 18 + 3
7y = 18 + 3

Combine like terms: 18 + 3 = 21
7y = 21

Divide each side by '7'.
y = 3

Simplifying
y = 3

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