bbb911
  • bbb911
In Cranston, taxis charge $4 plus 90cents per mile for an airport pickup. How far from the airport can Ralph travel for $17.50?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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jim_thompson5910
  • jim_thompson5910
let x = # of miles and y = total cost if it costs $4 up front and 90 cents per mile, then the total cost y for driving x miles is y = 0.90x + 4
jim_thompson5910
  • jim_thompson5910
if you know the total cost is $17.50, then y = 17.50 plug this into the equation to get y = 0.90x + 4 17.50 = 0.90x + 4 then solve for x
jim_thompson5910
  • jim_thompson5910
tell me what you get

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bbb911
  • bbb911
kk one sec
jim_thompson5910
  • jim_thompson5910
ok
bbb911
  • bbb911
x=15
jim_thompson5910
  • jim_thompson5910
good
bbb911
  • bbb911
Thank you so much :)
jim_thompson5910
  • jim_thompson5910
you're welcome

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