2y+4=y+7

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


Simplifying
2y + 4 = y + 7

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

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

Solving
4 + 2y = 7 + 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.
4 + 2y + -1y = 7 + y + -1y

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

Combine like terms: y + -1y = 0
4 + 1y = 7 + 0
4 + 1y = 7

Add '-4' to each side of the equation.
4 + -4 + 1y = 7 + -4

Combine like terms: 4 + -4 = 0
0 + 1y = 7 + -4
1y = 7 + -4

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

Divide each side by '1'.
y = 3

Simplifying
y = 3

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