2.5x+1.8x=21.5

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Solution for 2.5x+1.8x=21.5 equation: 



2.5x+1.8x=21.5

We move all terms to the left:

2.5x+1.8x-(21.5)=0

We add all the numbers together, and all the variables

4.3x-21.5=0

We move all terms containing x to the left, all other terms to the right

4.3x=21.5

x=21.5/4.3

x=5

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