5) 210 miles/9 gallons of gas= 413 miles/ x gallons of gas, how much gas is need to 413 miles 6) 3 miles/ 25 minutes= x miles/ 29 minutes 7) 260 miles/ 12 gallons= 286 miles/ x gallons 8) 5 miles/ 38 minutes = x miles/ 57 minutes 9) 355 miles/ 17 gallons= 284 miles/ x gallons

5. 17.7 gallons of gas

6. 3.48 miles

7. 13.2 gallons

8. 7.5 miles

9. 13.6 gallons

Step-by-step explanation:

I attached files to show you what should have been done. All you need to do is to create a proportion and cross-multiply. Then solve like normal.

2160ft3

step-by-step explanation:

-2x + 7 = 7

subtract 7 from both sides.

-2x = 0

divide both sides by -2.

x = 0