That is incorrect because ariana is supposed to add the students in her classroom not multiply the girls and the boys.
Answer:
The sum of interior angles in a triangle is 180°.
So we just have to add Al the angles and equate them to 189°
Step-by-step explanation:
Answer:
equivalent
Step-by-step explanation:
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:
B= -6,255
Step-by-step explanation:
