3y+4y=20

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Solution for 3y+4y=20 equation: 


Simplifying
3y + 4y = 20

Combine like terms: 3y + 4y = 7y
7y = 20

Solving
7y = 20

Solving for variable 'y'.

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

Divide each side by '7'.
y = 2.857142857

Simplifying
y = 2.857142857

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