2.8x+1.5x+5.4=18.3

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Solution for 2.8x+1.5x+5.4=18.3 equation: 


Simplifying
2.8x + 1.5x + 5.4 = 18.3

Reorder the terms:
5.4 + 2.8x + 1.5x = 18.3

Combine like terms: 2.8x + 1.5x = 4.3x
5.4 + 4.3x = 18.3

Solving
5.4 + 4.3x = 18.3

Solving for variable 'x'.

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

Add '-5.4' to each side of the equation.
5.4 + -5.4 + 4.3x = 18.3 + -5.4

Combine like terms: 5.4 + -5.4 = 0.0
0.0 + 4.3x = 18.3 + -5.4
4.3x = 18.3 + -5.4

Combine like terms: 18.3 + -5.4 = 12.9
4.3x = 12.9

Divide each side by '4.3'.
x = 3

Simplifying
x = 3

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