15.9x+3=21

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Solution for 15.9x+3=21 equation: 


Simplifying
15.9x + 3 = 21

Reorder the terms:
3 + 15.9x = 21

Solving
3 + 15.9x = 21

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 15.9x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 15.9x = 21 + -3
15.9x = 21 + -3

Combine like terms: 21 + -3 = 18
15.9x = 18

Divide each side by '15.9'.
x = 1.132075472

Simplifying
x = 1.132075472

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