-3y+9=15y-9

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Solution for -3y+9=15y-9 equation:


Simplifying
-3y + 9 = 15y + -9

Reorder the terms:
9 + -3y = 15y + -9

Reorder the terms:
9 + -3y = -9 + 15y

Solving
9 + -3y = -9 + 15y

Solving for variable 'y'.

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

Add '-15y' to each side of the equation.
9 + -3y + -15y = -9 + 15y + -15y

Combine like terms: -3y + -15y = -18y
9 + -18y = -9 + 15y + -15y

Combine like terms: 15y + -15y = 0
9 + -18y = -9 + 0
9 + -18y = -9

Add '-9' to each side of the equation.
9 + -9 + -18y = -9 + -9

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

Combine like terms: -9 + -9 = -18
-18y = -18

Divide each side by '-18'.
y = 1

Simplifying
y = 1

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