3y-8=13

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Solution for 3y-8=13 equation: 


Simplifying
3y + -8 = 13

Reorder the terms:
-8 + 3y = 13

Solving
-8 + 3y = 13

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + 3y = 13 + 8

Combine like terms: -8 + 8 = 0
0 + 3y = 13 + 8
3y = 13 + 8

Combine like terms: 13 + 8 = 21
3y = 21

Divide each side by '3'.
y = 7

Simplifying
y = 7

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