It would be 7.8Since 7 and 4/5ths is a mixed fraction; you would multiply 7X5= 35, then add 35+4= 39. Then you get 39/5=7.8
Answer:
153/20
Step-by-step explanation:
I assume you're asking

So

=

Multiply each number by 3.
2 (x 3) is 6. 6 x 3 is 18, 18 x 3 is 54, 54 x 3 is 162.
Hope this helps!
Answer:
100+10n
Step-by-step explanation: a(10)
100+10(10)
100+100 = 200