7th grade math help!

Step-by-step explanation:

23B) The equation is 24-x(7)=10

Because she spends twenty four dollars on seven rings which we don't know how much it costs giving us a change of ten dollars

23C) The equations solution:

24-x(7)=10

24-x*7=10

-7x=10-24

-7x=-14

-7x/-7=-14/-7

x=2

23D) Twenty four dollars is spent on seven rings that costs two dollars each, giving a total of fourteen dollars spendings. Therefore the change is ten dollars.

the number of the people going.

step-by-step explanation:

the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.