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Mathematics 11 Online
OpenStudy (anonymous):

Solve the following system of equations by the substitution method. 10x + 10y = 1 x = y - 3 What is the value of y? -29/20 31/20 -3/2

Vocaloid (vocaloid):

hint: "x = y - 3" means we can replace "x" with "y-3" whenever we see x

OpenStudy (anonymous):

31/20 ?

Vocaloid (vocaloid):

yeah that's what i got too

OpenStudy (anonymous):

thanks:)

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