18=1x+3

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Solution for 18=1x+3 equation:


Simplifying
18 = 1x + 3

Reorder the terms:
18 = 3 + 1x

Solving
18 = 3 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
18 + -1x = 3 + 1x + -1x

Combine like terms: 1x + -1x = 0
18 + -1x = 3 + 0
18 + -1x = 3

Add '-18' to each side of the equation.
18 + -18 + -1x = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -1x = 3 + -18
-1x = 3 + -18

Combine like terms: 3 + -18 = -15
-1x = -15

Divide each side by '-1'.
x = 15

Simplifying
x = 15

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