PolarJMan114 PolarJMan114

08-01-2019
Mathematics

contestada

if x-y=5 then how does y=-2x-4

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musiclover1237 musiclover1237

08-01-2019

Based on my knowledge, you’d set both equations equal to y, and then set both sides equal to each other then solve.

y=-5+x
y=-2x-4
-5+x=-2x-4
then solve from there

(this could be completely wrong, so don’t only go by my opinion)

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