2x+21=1

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Solution for 2x+21=1 equation: 


Simplifying
2x + 21 = 1

Reorder the terms:
21 + 2x = 1

Solving
21 + 2x = 1

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 + 2x = 1 + -21

Combine like terms: 21 + -21 = 0
0 + 2x = 1 + -21
2x = 1 + -21

Combine like terms: 1 + -21 = -20
2x = -20

Divide each side by '2'.
x = -10

Simplifying
x = -10

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