3.501+x=21

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Solution for 3.501+x=21 equation: 


Simplifying
3.501 + x = 21

Solving
3.501 + x = 21

Solving for variable 'x'.

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

Add '-3.501' to each side of the equation.
3.501 + -3.501 + x = 21 + -3.501

Combine like terms: 3.501 + -3.501 = 0.000
0.000 + x = 21 + -3.501
x = 21 + -3.501

Combine like terms: 21 + -3.501 = 17.499
x = 17.499

Simplifying
x = 17.499

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