30+5y-12=17y-9-3y

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Solution for 30+5y-12=17y-9-3y equation:


Simplifying
30 + 5y + -12 = 17y + -9 + -3y

Reorder the terms:
30 + -12 + 5y = 17y + -9 + -3y

Combine like terms: 30 + -12 = 18
18 + 5y = 17y + -9 + -3y

Reorder the terms:
18 + 5y = -9 + 17y + -3y

Combine like terms: 17y + -3y = 14y
18 + 5y = -9 + 14y

Solving
18 + 5y = -9 + 14y

Solving for variable 'y'.

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

Add '-14y' to each side of the equation.
18 + 5y + -14y = -9 + 14y + -14y

Combine like terms: 5y + -14y = -9y
18 + -9y = -9 + 14y + -14y

Combine like terms: 14y + -14y = 0
18 + -9y = -9 + 0
18 + -9y = -9

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

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

Combine like terms: -9 + -18 = -27
-9y = -27

Divide each side by '-9'.
y = 3

Simplifying
y = 3

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