5y-21y=6y-18y

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Solution for 5y-21y=6y-18y equation:


Simplifying
5y + -21y = 6y + -18y

Combine like terms: 5y + -21y = -16y
-16y = 6y + -18y

Combine like terms: 6y + -18y = -12y
-16y = -12y

Solving
-16y = -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.
-16y + 12y = -12y + 12y

Combine like terms: -16y + 12y = -4y
-4y = -12y + 12y

Combine like terms: -12y + 12y = 0
-4y = 0

Divide each side by '-4'.
y = 0

Simplifying
y = 0

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