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

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


Simplifying
-12y + 30 + -1y = -3y + 9

Reorder the terms:
30 + -12y + -1y = -3y + 9

Combine like terms: -12y + -1y = -13y
30 + -13y = -3y + 9

Reorder the terms:
30 + -13y = 9 + -3y

Solving
30 + -13y = 9 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
30 + -13y + 3y = 9 + -3y + 3y

Combine like terms: -13y + 3y = -10y
30 + -10y = 9 + -3y + 3y

Combine like terms: -3y + 3y = 0
30 + -10y = 9 + 0
30 + -10y = 9

Add '-30' to each side of the equation.
30 + -30 + -10y = 9 + -30

Combine like terms: 30 + -30 = 0
0 + -10y = 9 + -30
-10y = 9 + -30

Combine like terms: 9 + -30 = -21
-10y = -21

Divide each side by '-10'.
y = 2.1

Simplifying
y = 2.1

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