3x+4.7=21

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Solution for 3x+4.7=21 equation: 


Simplifying
3x + 4.7 = 21

Reorder the terms:
4.7 + 3x = 21

Solving
4.7 + 3x = 21

Solving for variable 'x'.

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

Add '-4.7' to each side of the equation.
4.7 + -4.7 + 3x = 21 + -4.7

Combine like terms: 4.7 + -4.7 = 0.0
0.0 + 3x = 21 + -4.7
3x = 21 + -4.7

Combine like terms: 21 + -4.7 = 16.3
3x = 16.3

Divide each side by '3'.
x = 5.433333333

Simplifying
x = 5.433333333

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