38+4=a+18

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Solution for 38+4=a+18 equation:


Simplifying
38 + 4 = a + 18

Combine like terms: 38 + 4 = 42
42 = a + 18

Reorder the terms:
42 = 18 + a

Solving
42 = 18 + a

Solving for variable 'a'.

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

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

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

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

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

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

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

Simplifying
a = 24

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