3y-8.5=y+4.5

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Solution for 3y-8.5=y+4.5 equation:


Simplifying
3y + -8.5 = y + 4.5

Reorder the terms:
-8.5 + 3y = y + 4.5

Reorder the terms:
-8.5 + 3y = 4.5 + y

Solving
-8.5 + 3y = 4.5 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-8.5 + 3y + -1y = 4.5 + y + -1y

Combine like terms: 3y + -1y = 2y
-8.5 + 2y = 4.5 + y + -1y

Combine like terms: y + -1y = 0
-8.5 + 2y = 4.5 + 0
-8.5 + 2y = 4.5

Add '8.5' to each side of the equation.
-8.5 + 8.5 + 2y = 4.5 + 8.5

Combine like terms: -8.5 + 8.5 = 0.0
0.0 + 2y = 4.5 + 8.5
2y = 4.5 + 8.5

Combine like terms: 4.5 + 8.5 = 13
2y = 13

Divide each side by '2'.
y = 6.5

Simplifying
y = 6.5

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