42=y+18

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Solution for 42=y+18 equation:


Simplifying
42 = y + 18

Reorder the terms:
42 = 18 + y

Solving
42 = 18 + 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.
42 + -1y = 18 + y + -1y

Combine like terms: y + -1y = 0
42 + -1y = 18 + 0
42 + -1y = 18

Add '-42' to each side of the equation.
42 + -42 + -1y = 18 + -42

Combine like terms: 42 + -42 = 0
0 + -1y = 18 + -42
-1y = 18 + -42

Combine like terms: 18 + -42 = -24
-1y = -24

Divide each side by '-1'.
y = 24

Simplifying
y = 24

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