-y+4y=20

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Solution for -y+4y=20 equation: 


Simplifying
-1y + 4y = 20

Combine like terms: -1y + 4y = 3y
3y = 20

Solving
3y = 20

Solving for variable 'y'.

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

Divide each side by '3'.
y = 6.666666667

Simplifying
y = 6.666666667

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