Answer:
80%
Step-by-step explanation:
find total miles drove-40+10=50...
50 * 2 = 100
40 * 2 = 80
10 * 2 = 20
Answer: 3x + (-4) = x + 2
Hope it helps
10
30/100*x=3
Multiply both sides by 100 and divide both by 30
You get the answer x=10
