5(y+9)=4y

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Solution for 5(y+9)=4y equation:


Simplifying
5(y + 9) = 4y

Reorder the terms:
5(9 + y) = 4y
(9 * 5 + y * 5) = 4y
(45 + 5y) = 4y

Solving
45 + 5y = 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.
45 + 5y + -4y = 4y + -4y

Combine like terms: 5y + -4y = 1y
45 + 1y = 4y + -4y

Combine like terms: 4y + -4y = 0
45 + 1y = 0

Add '-45' to each side of the equation.
45 + -45 + 1y = 0 + -45

Combine like terms: 45 + -45 = 0
0 + 1y = 0 + -45
1y = 0 + -45

Combine like terms: 0 + -45 = -45
1y = -45

Divide each side by '1'.
y = -45

Simplifying
y = -45

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