Answer:
70, I think
Step-by-step explanation:
............................
Answer:
2.8 miles
Step-by-step explanation:
You need to find how many miles she drove in an hour.
217/305 = 0.7 of a mile in an hour
0.7 x 4 = 2.8 miles
She drove 2.8 miles in 4 hours
Answer:
A. a times the quantity x squared plus b over a times x end quantity equals negative c
Step-by-step explanation:
ax^2 + bx + c = 0
Subtract c from each side
ax^2 + bx+c-c =0 − c
ax^2 + bx = − c
Now we factor out an a
a(x^2 +b/a) = -c