4y-9+y+25=8y+20-5y

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Solution for 4y-9+y+25=8y+20-5y equation: 


Simplifying
4y + -9 + y + 25 = 8y + 20 + -5y

Reorder the terms:
-9 + 25 + 4y + y = 8y + 20 + -5y

Combine like terms: -9 + 25 = 16
16 + 4y + y = 8y + 20 + -5y

Combine like terms: 4y + y = 5y
16 + 5y = 8y + 20 + -5y

Reorder the terms:
16 + 5y = 20 + 8y + -5y

Combine like terms: 8y + -5y = 3y
16 + 5y = 20 + 3y

Solving
16 + 5y = 20 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
16 + 5y + -3y = 20 + 3y + -3y

Combine like terms: 5y + -3y = 2y
16 + 2y = 20 + 3y + -3y

Combine like terms: 3y + -3y = 0
16 + 2y = 20 + 0
16 + 2y = 20

Add '-16' to each side of the equation.
16 + -16 + 2y = 20 + -16

Combine like terms: 16 + -16 = 0
0 + 2y = 20 + -16
2y = 20 + -16

Combine like terms: 20 + -16 = 4
2y = 4

Divide each side by '2'.
y = 2

Simplifying
y = 2

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