48% of 480+ 22%of 220-x=400
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x=121.2
Step-by-step explanation:
48%of480+22%of 220-x=400
(48/100*480)+(22/100*220)-x =400
230.4 +48.4-x=400
x = 400-48.4-230.4
x= 121.2
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