Answer:
x=0.09
Explanation:
2.5x−x+3.8x+0.7x=0.54
(2.5 -1 +3.8+0.7)x =0.54
6x=0.54
x=0.54/6
add similar elements: 2.5x-x+3.8x+0.7x= 6x
divide both sides by 6
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