onlystraycat onlystraycat
  • 07-04-2017
  • Mathematics
contestada

How to solve this problem

How to solve this problem class=

Respuesta :

sarahhance sarahhance
  • 07-04-2017
You're going to use cross multiplication.
1 gal x 21 miles = 25miles x x
21 miles = 25x
Divide each side by 25 to get x alone
21/25 = 0.84, which is your x value.
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good job