y+7=12-y

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Solution for y+7=12-y equation:


Simplifying
y + 7 = 12 + -1y

Reorder the terms:
7 + y = 12 + -1y

Solving
7 + y = 12 + -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.
7 + y + y = 12 + -1y + y

Combine like terms: y + y = 2y
7 + 2y = 12 + -1y + y

Combine like terms: -1y + y = 0
7 + 2y = 12 + 0
7 + 2y = 12

Add '-7' to each side of the equation.
7 + -7 + 2y = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 2y = 12 + -7
2y = 12 + -7

Combine like terms: 12 + -7 = 5
2y = 5

Divide each side by '2'.
y = 2.5

Simplifying
y = 2.5

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