3y-8=15

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Solution for 3y-8=15 equation: 


Simplifying
3y + -8 = 15

Reorder the terms:
-8 + 3y = 15

Solving
-8 + 3y = 15

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 = 15 + 8

Combine like terms: -8 + 8 = 0
0 + 3y = 15 + 8
3y = 15 + 8

Combine like terms: 15 + 8 = 23
3y = 23

Divide each side by '3'.
y = 7.666666667

Simplifying
y = 7.666666667

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