Bobby's christmas list had 3 more than twice as many items on it than johnny's list. jhonny asked for 8 fewer items than bobby. how many items were on johnny's (x) and bobby's (y) christmas lists

Step-by-step explanation:

"Bobby's Christmas list hat 3 more than twice as many items than Johnny's". This statement is represented by:

; where is Bobby, and is Johnny.

Then, the problem states, "Johnny asked for 8 fewer items than bobby", it's represented by:

Now, to find the value of each variable, we solve this system of equations by substitution:

Then, we replace this into second equation to find :

Therefore, Bobby made the Christmas list with 13 items, and Johnny with only 5 items.

(a) the volume of the cone is 20/3 in3

hence, option a is correct.

stops on an even number.