0.4x+x=8.4

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Solution for 0.4x+x=8.4 equation: 


Simplifying
0.4x + x = 8.4

Combine like terms: 0.4x + x = 1.4x
1.4x = 8.4

Solving
1.4x = 8.4

Solving for variable 'x'.

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

Divide each side by '1.4'.
x = 6

Simplifying
x = 6

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