28-y=18

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Solution for 28-y=18 equation: 


Simplifying
28 + -1y = 18

Solving
28 + -1y = 18

Solving for variable 'y'.

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

Add '-28' to each side of the equation.
28 + -28 + -1y = 18 + -28

Combine like terms: 28 + -28 = 0
0 + -1y = 18 + -28
-1y = 18 + -28

Combine like terms: 18 + -28 = -10
-1y = -10

Divide each side by '-1'.
y = 10

Simplifying
y = 10

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