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anonymous
 one year ago
Maria wants to solve the following system using the elimination method:
4x + 9y = 59
x + y = 17
What number should the equation x + y = 17 be multiplied by to eliminate y?
anonymous
 one year ago
Maria wants to solve the following system using the elimination method: 4x + 9y = 59 x + y = 17 What number should the equation x + y = 17 be multiplied by to eliminate y?

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welshfella
 one year ago
Best ResponseYou've already chosen the best response.1you have 9y in the first equation  so what should we multiply equation 2 by?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1we have y in the second equation and we want it to be 9y

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1that correct  so when you add the equations the y will be eliminated

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1you could also multiply by 9 and subtract but its not usually recommended as subtracting , especially if there are negative terms, is not so easy

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0thank you so much @welshfella
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