3y=(y+1)+7

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Solution for 3y=(y+1)+7 equation:


Simplifying
3y = (y + 1) + 7

Reorder the terms:
3y = (1 + y) + 7

Remove parenthesis around (1 + y)
3y = 1 + y + 7

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

Combine like terms: 1 + 7 = 8
3y = 8 + y

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

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

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

Divide each side by '2'.
y = 4

Simplifying
y = 4

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