Answer:
80 is less than or equal to 22+7x
8 DVDs
Step-by-step explanation:
I don't have the inequality signs sorry if you don't know its the symbol thats opening to the left with a line underneath
80 is less than or equal to 22+7x
subtract 22
58 is less than or equal to 7x
divide and flip the sign to the right
x is greater than or equal to 8.29
so he can buy 8 DVDs in total
1,6,11,16,21,26 is what you would get if you add 5.
The point (-1, 5) is located here:
Yes, I did draw that in paint just for you.
total that play football = 40
30 of them play basket ball
the missing number is 40 - 30 = 10