Mpg = (d)istance traveled divided by (g)as used
mpg= 476/14
mpg=34
34 = d/g
34 = 578/g
g = 578/34
g = 17 gallons
You need 17 gallons to drive 578 miles.
12:4 can be simplified to 3:1, so now you have 3 kilometers per every 1 hour, you need to know how many kilometers she can do in 6 hours, so you just multiply 3 by 6 which is 18. As a ratio it would be 18:6.
Solve the rational equation<span> by combining </span>expressions<span> and isolating the </span>variable <span>x</span><span>. I could'nt tell if you wanted me to do It in fractions or divide :/
I did it in fractons and I got
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45 Degrees Celsius :)))))