4.9+3.4+x=13.8

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Solution for 4.9+3.4+x=13.8 equation: 


Simplifying
4.9 + 3.4 + x = 13.8

Combine like terms: 4.9 + 3.4 = 8.3
8.3 + x = 13.8

Solving
8.3 + x = 13.8

Solving for variable 'x'.

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

Add '-8.3' to each side of the equation.
8.3 + -8.3 + x = 13.8 + -8.3

Combine like terms: 8.3 + -8.3 = 0.0
0.0 + x = 13.8 + -8.3
x = 13.8 + -8.3

Combine like terms: 13.8 + -8.3 = 5.5
x = 5.5

Simplifying
x = 5.5

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