5y+4y=30-y

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Solution for 5y+4y=30-y equation:


Simplifying
5y + 4y = 30 + -1y

Combine like terms: 5y + 4y = 9y
9y = 30 + -1y

Solving
9y = 30 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
9y + y = 30 + -1y + y

Combine like terms: 9y + y = 10y
10y = 30 + -1y + y

Combine like terms: -1y + y = 0
10y = 30 + 0
10y = 30

Divide each side by '10'.
y = 3

Simplifying
y = 3

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