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Mathematics 12 Online
OpenStudy (anonymous):

PLEASE HELP ME How many solutions are there to the following system of equations? 2x - y = 2 -x + 5y = 3 A. 0 B. 1 C. 2 D. infinitely

Nnesha (nnesha):

if both lines intersect then one solution if both lines are parallel then no solution if both equations have same slope then infinitely https://www.desmos.com/calculator use this graph

Nnesha (nnesha):

let me know what kinda lines are there

OpenStudy (anonymous):

Nnesha u changed your profile pic?

OpenStudy (anonymous):

omg i need to hurry please help

Nnesha (nnesha):

did you graphed both lines ??

OpenStudy (anonymous):

what you gave me i dont know how to do

Nnesha (nnesha):

okay just write ur equations there

OpenStudy (anonymous):

you can solve both or you can write in slope form

Nnesha (nnesha):

do you have Ti-84 calculator ?? because if u don't wanna do elimination method or any other then the easy way to graph it

OpenStudy (anonymous):

no

Nnesha (nnesha):

then solve both equations for y

Nnesha (nnesha):

lets solve first one |dw:1420999472871:dw| subtract 2x both side and let meknow what you get

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