Cross multiply 3/10 and x/70. You get 10x=210. Divide by 10 and get x=21. So it drops 21 degrees. 70-21=49.
Answer:
=
0r
= 2.33
Step-by-step explanation:
=
0r
= 2.33
If you want the raw answer, its 0.00208333 miles.. Round it at your will.
Replace, substitute, plug in given values
Y - 5 = -1/2(x + 3)
y - 5 = -1/2x - 3/2
y = -1/2x + 7/2
c. y = -1/2x + 7/2