5y=6y-21

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Solution for 5y=6y-21 equation: 


Simplifying
5y = 6y + -21

Reorder the terms:
5y = -21 + 6y

Solving
5y = -21 + 6y

Solving for variable 'y'.

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

Add '-6y' to each side of the equation.
5y + -6y = -21 + 6y + -6y

Combine like terms: 5y + -6y = -1y
-1y = -21 + 6y + -6y

Combine like terms: 6y + -6y = 0
-1y = -21 + 0
-1y = -21

Divide each side by '-1'.
y = 21

Simplifying
y = 21

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