12y+1=9y+18

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Solution for 12y+1=9y+18 equation:


Simplifying
12y + 1 = 9y + 18

Reorder the terms:
1 + 12y = 9y + 18

Reorder the terms:
1 + 12y = 18 + 9y

Solving
1 + 12y = 18 + 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.
1 + 12y + -9y = 18 + 9y + -9y

Combine like terms: 12y + -9y = 3y
1 + 3y = 18 + 9y + -9y

Combine like terms: 9y + -9y = 0
1 + 3y = 18 + 0
1 + 3y = 18

Add '-1' to each side of the equation.
1 + -1 + 3y = 18 + -1

Combine like terms: 1 + -1 = 0
0 + 3y = 18 + -1
3y = 18 + -1

Combine like terms: 18 + -1 = 17
3y = 17

Divide each side by '3'.
y = 5.666666667

Simplifying
y = 5.666666667

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