3y-y+1=7

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Solution for 3y-y+1=7 equation: 


Simplifying
3y + -1y + 1 = 7

Reorder the terms:
1 + 3y + -1y = 7

Combine like terms: 3y + -1y = 2y
1 + 2y = 7

Solving
1 + 2y = 7

Solving for variable 'y'.

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

Add '-1' to each side of the equation.
1 + -1 + 2y = 7 + -1

Combine like terms: 1 + -1 = 0
0 + 2y = 7 + -1
2y = 7 + -1

Combine like terms: 7 + -1 = 6
2y = 6

Divide each side by '2'.
y = 3

Simplifying
y = 3

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