3y+4+y=7-y+2

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Solution for 3y+4+y=7-y+2 equation:


Simplifying
3y + 4 + y = 7 + -1y + 2

Reorder the terms:
4 + 3y + y = 7 + -1y + 2

Combine like terms: 3y + y = 4y
4 + 4y = 7 + -1y + 2

Reorder the terms:
4 + 4y = 7 + 2 + -1y

Combine like terms: 7 + 2 = 9
4 + 4y = 9 + -1y

Solving
4 + 4y = 9 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
4 + 4y + y = 9 + -1y + y

Combine like terms: 4y + y = 5y
4 + 5y = 9 + -1y + y

Combine like terms: -1y + y = 0
4 + 5y = 9 + 0
4 + 5y = 9

Add '-4' to each side of the equation.
4 + -4 + 5y = 9 + -4

Combine like terms: 4 + -4 = 0
0 + 5y = 9 + -4
5y = 9 + -4

Combine like terms: 9 + -4 = 5
5y = 5

Divide each side by '5'.
y = 1

Simplifying
y = 1

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