30-2y=4y-18

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Solution for 30-2y=4y-18 equation:


Simplifying
30 + -2y = 4y + -18

Reorder the terms:
30 + -2y = -18 + 4y

Solving
30 + -2y = -18 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
30 + -2y + -4y = -18 + 4y + -4y

Combine like terms: -2y + -4y = -6y
30 + -6y = -18 + 4y + -4y

Combine like terms: 4y + -4y = 0
30 + -6y = -18 + 0
30 + -6y = -18

Add '-30' to each side of the equation.
30 + -30 + -6y = -18 + -30

Combine like terms: 30 + -30 = 0
0 + -6y = -18 + -30
-6y = -18 + -30

Combine like terms: -18 + -30 = -48
-6y = -48

Divide each side by '-6'.
y = 8

Simplifying
y = 8

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