Answer:
-3
Step-by-step explanation:
7x + y^2
subsitute
= 7x=7x-4= -28
=y^2=5^2= 25
-28 + 25= -3
Answer: (11,-4)
Explanation: the range is to subtract the maximum and the minimum. The maximum is 9,5 and the minimum is -2,9
Answer:
6.
Step-by-step explanation:
4+2 = 6 lol hehehehehe