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Mathematics 8 Online
OpenStudy (anonymous):

3x-3y=3 x-5y=-3

OpenStudy (anonymous):

answer by substituiton

OpenStudy (alexandervonhumboldt2):

x=-3+5y

OpenStudy (alexandervonhumboldt2):

3x-3*(-3+5y)=3

OpenStudy (alexandervonhumboldt2):

3x+9-15y=3

OpenStudy (alexandervonhumboldt2):

-12x=-6

OpenStudy (alexandervonhumboldt2):

x=1/2

OpenStudy (anonymous):

i thinkg that is 2

Nnesha (nnesha):

where is explanation ??

OpenStudy (anonymous):

not 1/2

OpenStudy (anonymous):

it is (2,1)

Nnesha (nnesha):

and you are right @ggabyangeles good job

Nnesha (nnesha):

replace x and y by their values if you get both side equal then yes (2,1) is your answer

OpenStudy (anonymous):

thanks!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! <3 <3

Nnesha (nnesha):

|dw:1421111516978:dw| solve left side both side equal then replace x and y in 2nd equation both side equal then yes 100% right

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