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 3 years ago
How many solutions are there to the following system of equations?
5x + 3y = 7
2x y = 2
 3 years ago
How many solutions are there to the following system of equations? 5x + 3y = 7 2x y = 2

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rld613
 3 years ago
Best ResponseYou've already chosen the best response.0hey u r on a roll this evening :D slow it down

ash2326
 3 years ago
Best ResponseYou've already chosen the best response.0substitute y from second equation in first to obtain x, then use it to find y it has one unique solution

dinainjune
 3 years ago
Best ResponseYou've already chosen the best response.25x + 3y = 7....(1) 2x y = 2........(2) (2) y=22x y=2x2...(2)' (2)' substitute to (1) 5x+3(2x2)=7 11x=13 x=13/11 x substitute to (2) 2(13/11)y=2 y=22/26 1st solution

dinainjune
 3 years ago
Best ResponseYou've already chosen the best response.25x + 3y = 7....(1) 2x y = 2........(2) (2)x3 6x3y=6...(3) (1)+(3) 11x=13 x=13/11 and substitute to (2) 2(13/11)  y =2 26/11 y =2 y=4/11 this is the 2nd solution with eliminate. sorry i got wrong about y in the 1st solution
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