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0.75x-7=2.80.
We move all terms to the left:
0.75x-7-(2.80.)=0
We add all the numbers together, and all the variables
0.75x-7-0=0
We add all the numbers together, and all the variables
0.75x-7=0
We move all terms containing x to the left, all other terms to the right
0.75x=7
x=7/0.75
x=9+0.25/0.75
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