3y-8=y+1

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Solution for 3y-8=y+1 equation:


Simplifying
3y + -8 = y + 1

Reorder the terms:
-8 + 3y = y + 1

Reorder the terms:
-8 + 3y = 1 + y

Solving
-8 + 3y = 1 + 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 + 3y + -1y = 1 + y + -1y

Combine like terms: 3y + -1y = 2y
-8 + 2y = 1 + y + -1y

Combine like terms: y + -1y = 0
-8 + 2y = 1 + 0
-8 + 2y = 1

Add '8' to each side of the equation.
-8 + 8 + 2y = 1 + 8

Combine like terms: -8 + 8 = 0
0 + 2y = 1 + 8
2y = 1 + 8

Combine like terms: 1 + 8 = 9
2y = 9

Divide each side by '2'.
y = 4.5

Simplifying
y = 4.5

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