800000000+40000000+5000000+300000+30000+3000+100+20+9
Answer:
Option 3
Step-by-step explanation:
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Lucas equation for his location is x(t) = 13t.
Alfonso's equation is x(t) = 238 - 21t
If you equate these, you get:
13t = 238 - 21t =>
34t = 238
t = 7
So after seven hours they meet.
Put the number over each the total that was added then, divide the bottom number to into the top number
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