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math

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if matt buy's a cola at $1.69,gets a refill 3 time, for cost of $.45 each: which answer best fit the problem!
a.d=3-1.69+.45
b.1.69+3.45
c.d=1.60+0.45+3
d.3=3-1.69+0.45

  • math - ,

    none the way you typed them
    it should be ...
    cost = 1.69 + 3(.45)

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