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Mathematics 7 Online
OpenStudy (anonymous):

Please Solve x + 3y = 1 -2x + y = -23

OpenStudy (aravindg):

multiply first equation by 2 then add both equations to get y substitute y in any equation to get x

OpenStudy (anonymous):

What? do I add 2 to every #? I don't understand

OpenStudy (shubhamsrg):

plot them on a graph by scale! you should be able to find out the point of intersection thus! ;)

OpenStudy (shubhamsrg):

and with by scale i mean proper scaling..

OpenStudy (anonymous):

I don't have a graph

OpenStudy (shubhamsrg):

tough luck! :P

OpenStudy (shubhamsrg):

|dw:1355763560212:dw| here,use this! ;)

OpenStudy (aravindg):

2x+6y =2 i multipled first equation by 2

OpenStudy (aravindg):

do u get that @Amy876

OpenStudy (anonymous):

I got it thanks! ;)

OpenStudy (aravindg):

:) you are welcome!

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