30=4-9y

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Solution for 30=4-9y equation:


Simplifying
30 = 4 + -9y

Solving
30 = 4 + -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.
30 + 9y = 4 + -9y + 9y

Combine like terms: -9y + 9y = 0
30 + 9y = 4 + 0
30 + 9y = 4

Add '-30' to each side of the equation.
30 + -30 + 9y = 4 + -30

Combine like terms: 30 + -30 = 0
0 + 9y = 4 + -30
9y = 4 + -30

Combine like terms: 4 + -30 = -26
9y = -26

Divide each side by '9'.
y = -2.888888889

Simplifying
y = -2.888888889

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