a+2 1/2=7 solve in systematic methods
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Answered by
0
Answer:
2/3
Step-by-step explanation:
a+21=7*2
a+21=14
a=14/21=2/3
Answered by
1
a+21/2=7
a=7x2/21
a=2/3
a=7x2/21
a=2/3
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