0.5a-1=4

4 Answers

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malikaesaraon | (Level 1) eNoter

Posted on

i found the answer!

0.5a-1=4

5a/10=4+1

5a/10=5 (we will cross multiply) (as u know that 5 is really 5/1)

5a=50

5a/5=50/5

a=10