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Mathematics 8 Online
OpenStudy (anonymous):

is y=3x x+y=4 a infinte solution or no solution?

OpenStudy (anonymous):

i have it as no solution but i'm not sure

OpenStudy (anonymous):

Neither. It has one solution. Replace y by its value in the second equation to obtain \[ 3x + x = 4\\ 4 x = 4\\ x=1 \] What's y?

OpenStudy (anonymous):

3

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

yw

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