• anonymous
will fan and medal!!!! Katie and Pamela put some money into their money boxes every week. The amounts of money (y), in dollars, in their money boxes after certain amounts of time (x), in weeks, are shown by the equations below: Katie y = 30x + 20 Pamela y = 20x + 90 After how many weeks will Katie and Pamela have the same amount of money in their money boxes, and what will that amount be? A 6 weeks, $150 B 6 weeks, $230 C 7 weeks, $150 D 7 weeks, $230
  • Stacey Warren - Expert
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  • chestercat
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  • is3535
  • Vocaloid
Katie's money: y = 30x + 20 Pamela's money: y = 20x + 90 set the equations equal to each other, then solve for x. x is the number of weeks it will take for both KAtie and Pamela's money to be the same then, using that value of x, solve for y using either of the equations

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