Answer:
<h2>48 is the total value of y</h2>
Answer: -42
Step-by-step explanation: 2*2 matrices are easy to find the determinant with. Its just ad-bc, so (5*-2)-(4*8), which is -42
Divide 3 over 3.75 to get 0.8 feet of snow each hour
-14b+28=-10b-30
-4b+28=-30
-4b=-58
b=58/4=29/2
Answer: 5. AE
6. 6cm
7. 20 in
8. Angle DCF
Step-by-step explanation: