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Mathematics 7 Online
OpenStudy (anonymous):

using the method of of substitution to solve the system of linear equations...how would i get solution for 2x-y=4 and 5x-2y=13

OpenStudy (precal):

do you have to use substitution?

OpenStudy (anonymous):

yes..it says to use substitution

OpenStudy (precal):

are you inputting all steps or the final answer?

OpenStudy (anonymous):

it asks what the solution is but i would like the steps

OpenStudy (precal):

ok I will guide you solve the first equation for x or y, it is your choice?

OpenStudy (anonymous):

2x-y=4....not sure

OpenStudy (precal):

y=?

OpenStudy (anonymous):

4

OpenStudy (precal):

no, don't you have lessons to go with your online course?

OpenStudy (anonymous):

yes i do but i am still confused on how to come to the solution

OpenStudy (precal):

but you should be able to solve for y= isolate the y move everything to the right side

OpenStudy (anonymous):

2x

OpenStudy (precal):

no

OpenStudy (anonymous):

4-2x

OpenStudy (precal):

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