9y+4y+2y-12y+y=20

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Solution for 9y+4y+2y-12y+y=20 equation: 


Simplifying
9y + 4y + 2y + -12y + y = 20

Combine like terms: 9y + 4y = 13y
13y + 2y + -12y + y = 20

Combine like terms: 13y + 2y = 15y
15y + -12y + y = 20

Combine like terms: 15y + -12y = 3y
3y + y = 20

Combine like terms: 3y + y = 4y
4y = 20

Solving
4y = 20

Solving for variable 'y'.

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

Divide each side by '4'.
y = 5

Simplifying
y = 5

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