30-20y=72-6y

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Solution for 30-20y=72-6y equation:


Simplifying
30 + -20y = 72 + -6y

Solving
30 + -20y = 72 + -6y

Solving for variable 'y'.

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

Add '6y' to each side of the equation.
30 + -20y + 6y = 72 + -6y + 6y

Combine like terms: -20y + 6y = -14y
30 + -14y = 72 + -6y + 6y

Combine like terms: -6y + 6y = 0
30 + -14y = 72 + 0
30 + -14y = 72

Add '-30' to each side of the equation.
30 + -30 + -14y = 72 + -30

Combine like terms: 30 + -30 = 0
0 + -14y = 72 + -30
-14y = 72 + -30

Combine like terms: 72 + -30 = 42
-14y = 42

Divide each side by '-14'.
y = -3

Simplifying
y = -3

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