pnash45 pnash45

05-01-2017
Mathematics

contestada

If (-7,y ) is a solution to the equation 2x -7y = 42, what is the value of y?
I don't think this problem is worded right or something?
Please help

Respuesta :

mileszsmith mileszsmith

05-01-2017

they mean -7 is the x value so you plug that into the equation
-14 - 7y = 42
-7y = 56
y = -8

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