Answer:
8
Step-by-step explanation:
det b=(-3x2)-(-2x7)
=-6--14
=-6+14
=8
Answer:
C
Step-by-step explanation:
If I am understanding the question, it is just asking what the possible choices are, and how many of each.
Answer: 33.7
Step-by-step explanation:
Answer:
4. D 50 -3.75d
5.C 5x-2
6.D 1/4y +17
7. 23
8. -13.7
9. -22
10. -14
Step-by-step explanation:
7. -9 - 8(-4)
-9 - (-32)
23
8. -4(5.6) - 3(-2.9)
-22.4 -(-8.7)
-13.7
9. -7(4)-(-6)
-28-(-6)
-22
10. 2-(-8/(-1/2))
2-16
-14