Question

step by step answer​

Answer 1

Answer:

18/5 + (-7/15)= (18×3/5×3)-7/15

= 54/15-7/15

=47/15--------eq(1)

18/5-(-7/15) = (18×3/5×3)+7/15

= 54/15 + 7/15

= 61/15 -------eq(2)

From eq(1) and eq(2)

47/15÷61/15= 47/15×15/61

= 47/61

hope this helps

Answer 2

Answer:

Thanks for free points