7y-3y=y+20

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Solution for 7y-3y=y+20 equation:


Simplifying
7y + -3y = y + 20

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

Reorder the terms:
4y = 20 + y

Solving
4y = 20 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
4y + -1y = 20 + y + -1y

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

Combine like terms: y + -1y = 0
3y = 20 + 0
3y = 20

Divide each side by '3'.
y = 6.666666667

Simplifying
y = 6.666666667

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