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……………….. 15 points!!
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21 votes
………………..
15 points!!

……………….. 15 points!!-example-1
User Shane Sepac
by
3.5k points

1 Answer

8 votes

Answer:

1 2/7

Explanation:

7x9=63

(7x10)-(7xa)=63

70-(7*a)=63

70-63=7*a

9=7*a

9/7=a

a=1 2/7

Hope this helps!

User Nate C
by
3.6k points
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