None
If the discriminant b² - 4ac < 0
There are no real solutions
Answer:
7
Step-by-step explanation:
n+4n=35
5n=35
5n/5=35/5
n=7
19. (X+5)-3
20. 2a
21.3b
22. 5y-5
23. 1/2n-15
Answer:
About 13.32 Pounds
Step-by-step explanation:
First. take the total weight of the three boxes and divide it by the number of boxes.
10/3 = 3.33 and so on
Now we know each box ways 3.33 pounds.
Now multiply 4 boxes by 3.33 pounds.
4 x 3.33 = 13.32
So the answer should be about 13.32 pounds.