-7y+4y=-20

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Solution for -7y+4y=-20 equation: 


Simplifying
-7y + 4y = -20

Combine like terms: -7y + 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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