if 100a+70+9=600-21 then a is
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Answered by
2
Answer:
100a+70+9=600-21
100a+70+9=579
100a+79=579
100a=579-79
100a=500
a=500/100
a=5
Step-by-step explanation:
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Answered by
0
Answer:
100a+79=579
100a=579-79
100a=500
a=500/100
Hence a=5 ans
Step-by-step explanation:
hope it's helpful
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