5(2y-4)=9(y+5)

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Solution for 5(2y-4)=9(y+5) equation:


Simplifying
5(2y + -4) = 9(y + 5)

Reorder the terms:
5(-4 + 2y) = 9(y + 5)
(-4 * 5 + 2y * 5) = 9(y + 5)
(-20 + 10y) = 9(y + 5)

Reorder the terms:
-20 + 10y = 9(5 + y)
-20 + 10y = (5 * 9 + y * 9)
-20 + 10y = (45 + 9y)

Solving
-20 + 10y = 45 + 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.
-20 + 10y + -9y = 45 + 9y + -9y

Combine like terms: 10y + -9y = 1y
-20 + 1y = 45 + 9y + -9y

Combine like terms: 9y + -9y = 0
-20 + 1y = 45 + 0
-20 + 1y = 45

Add '20' to each side of the equation.
-20 + 20 + 1y = 45 + 20

Combine like terms: -20 + 20 = 0
0 + 1y = 45 + 20
1y = 45 + 20

Combine like terms: 45 + 20 = 65
1y = 65

Divide each side by '1'.
y = 65

Simplifying
y = 65

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