12-5y=7-y

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Solution for 12-5y=7-y equation:


Simplifying
12 + -5y = 7 + -1y

Solving
12 + -5y = 7 + -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.
12 + -5y + y = 7 + -1y + y

Combine like terms: -5y + y = -4y
12 + -4y = 7 + -1y + y

Combine like terms: -1y + y = 0
12 + -4y = 7 + 0
12 + -4y = 7

Add '-12' to each side of the equation.
12 + -12 + -4y = 7 + -12

Combine like terms: 12 + -12 = 0
0 + -4y = 7 + -12
-4y = 7 + -12

Combine like terms: 7 + -12 = -5
-4y = -5

Divide each side by '-4'.
y = 1.25

Simplifying
y = 1.25

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