Answer:
15
Step-by-step explanation:
Simplify the following:
8×9 - 6×7 - 15
8×9 = 72:
72 - 6×7 - 15
-6×7 = -42:
72 + -42 - 15
72 - 42 - 15 = 72 - (42 + 15):
72 - (42 + 15)
| 4 | 2
+ | 1 | 5
| 5 | 7:
72 - 57
| 6 | 12
| 7 | 2
- | 5 | 7
| 1 | 5:
Answer: 15
Answer:
r = 2.5
Step-by-step explanation:
the area of the whole circle = *π * 24
A = πr² = (13π*24)/50
r = √((13*24)/50) = 2.5 inches
Answer:
11/24
Step-by-step explanation:
change it to :
20/24-9/24
then solve