nyleighcaptain nyleighcaptain

25-04-2018
Mathematics

contestada

-2x+y=7
y=-4x-11
answer choices
a.(3,1)
b.(10,-51)
c.(0,7)
PLEASE SHOW WORK!!

Respuesta :

Therefore Therefore

25-04-2018

we can use substitution to insert one equation into the other
so then it's -2x+(-4x-11)=7
then it becomes -6x-11=7
then -6x=18
then our answer, x=-3

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