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anonymous
 one year ago
how do I solve 8x + 4y = 16 on a TI 89?
anonymous
 one year ago
how do I solve 8x + 4y = 16 on a TI 89?

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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1what's the statement ? do you need to graph it ? or find xintercept .yintercept ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I just need to solve 8x+4y=16 and x+y=2 solve the system but I want to know how to do it on my TI89

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1okay to put that into calculator (not online) you have to solve both equations for y

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1then press y= button type both equation Y_1= first equation y_2= 2nd equation

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1then hit the graph button

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1dw:1441040249056:dw when you press y= button u will see y_1= y_2= y_3= so you need to solve 8x+4y=16 for y

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1how would you cancel out `8x` from left side ?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1x+y=2 cancel out x from left side how would you do that ? add subtract divide subtract ?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1no dw:1441041208353:dw subtract x both sides
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