15y-18=3(3y-5)

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Solution for 15y-18=3(3y-5) equation:


Simplifying
15y + -18 = 3(3y + -5)

Reorder the terms:
-18 + 15y = 3(3y + -5)

Reorder the terms:
-18 + 15y = 3(-5 + 3y)
-18 + 15y = (-5 * 3 + 3y * 3)
-18 + 15y = (-15 + 9y)

Solving
-18 + 15y = -15 + 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.
-18 + 15y + -9y = -15 + 9y + -9y

Combine like terms: 15y + -9y = 6y
-18 + 6y = -15 + 9y + -9y

Combine like terms: 9y + -9y = 0
-18 + 6y = -15 + 0
-18 + 6y = -15

Add '18' to each side of the equation.
-18 + 18 + 6y = -15 + 18

Combine like terms: -18 + 18 = 0
0 + 6y = -15 + 18
6y = -15 + 18

Combine like terms: -15 + 18 = 3
6y = 3

Divide each side by '6'.
y = 0.5

Simplifying
y = 0.5

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