7y=2y-20

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Solution for 7y=2y-20 equation: 


Simplifying
7y = 2y + -20

Reorder the terms:
7y = -20 + 2y

Solving
7y = -20 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
7y + -2y = -20 + 2y + -2y

Combine like terms: 7y + -2y = 5y
5y = -20 + 2y + -2y

Combine like terms: 2y + -2y = 0
5y = -20 + 0
5y = -20

Divide each side by '5'.
y = -4

Simplifying
y = -4

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