8 + 8 + 6 + 4 + 4 =30
30 divided by the number of days worked.
30/5 = 6
The answer is 6
Answer:
15. A
16. B
17. B
18. C
Step-by-step explanation:
a + b = 180
37.45 + b = 180
b = 180-37.45 = 142.55
-33
2(-2)^3 -7(-2)^2 -5(-2) +1
-16 -28 +11
= -33
2x-4=5x+20
-3x=24
x=-8