Question

What should be added to 6/ 3 by 5 to get 15

Answer 1

Answer:

Let the number be x

x+6/3/5 =15x+6×5/3

=15x+30/3

=15x+10

=15x=15-10x

x= 5

so 5 should be added

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

Let the no. =x

2/5+x=15

2/5-15=x

6/15-225/15=x

-219/15=x