21.5÷5-1/5 of ( 20.5-5.5) + 0.5×8.5
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Answer: 5.55
Step-by-step explanation:
21.5÷5−1/5(20.5−5.5)+0.5×8.5
=>215/ 50 -1/5 (20.5−5.5)+0.5×8.5
=>43/10-1/5×15+0.5×8.5
=>43/10-3+0.5×8.5
=>43-30/10+0.5×8.5
=>13/10=4.25
=>13/10+17/4
=>26/20+85/20
=>111/20
=>5.55
Hope this helps, if it does mark as branliest
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