1x+21=3

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Solution for 1x+21=3 equation:

Simplifying
1x + 21 = 3
Reorder the terms:
21 + 1x = 3
Solving
21 + 1x = 3
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-21' to each side of the equation.
21 + -21 + 1x = 3 + -21
Combine like terms: 21 + -21 = 0
0 + 1x = 3 + -21
1x = 3 + -21
Combine like terms: 3 + -21 = -18
1x = -18
Divide each side by '1'.
x = -18
Simplifying
x = -18`

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