Max is thinking of a number, which he calls n. He adds 8 and then doubles the sum. What is Max's final number if his starting number is 7?

30

Step-by-step explanation:

adding the number n with 8,

n+8

Then doubles the sum,

(n+8)×2

=2n+16

If the starting number was 7 ,i.e; n=7

So,

2×7+16

= 30

there would be 365 different 4 digit numbers

step-by-step explanation:

i belive that it is 365 because i asked google

the forst and 3rd

step-by-step explanation: