5y=12y+21

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Solution for 5y=12y+21 equation: 


Simplifying
5y = 12y + 21

Reorder the terms:
5y = 21 + 12y

Solving
5y = 21 + 12y

Solving for variable 'y'.

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

Add '-12y' to each side of the equation.
5y + -12y = 21 + 12y + -12y

Combine like terms: 5y + -12y = -7y
-7y = 21 + 12y + -12y

Combine like terms: 12y + -12y = 0
-7y = 21 + 0
-7y = 21

Divide each side by '-7'.
y = -3

Simplifying
y = -3

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