The answer is x bc when you decreasing the interval f(x) it will equal (-2)
Answer:
A
Step-by-step explanation:
I think its awnser A 23.4
The answer is 6. plug it in for yourself and you will see
For the average to be 90,
(99 + 93 + x) / 3 = 90
or 192 + x = 270
or x = 270 - 192 = 78
Jim must score at least 78 in the third test.
