J4e4ssieJaniaemusica J4e4ssieJaniaemusica

19-05-2016
Mathematics

contestada

Which is a solution to the equation 6x + y = –4?

A.
(2, –8)

B.
(2, 8)

C.
(1, 2)

D.
(1, –10)

Respuesta :

apologiabiology apologiabiology

19-05-2016

(x,y)
sub those for x and y and see if you get a true statement

(2,-8)
6(2)+-8=-4
12-8=-4
4=-4
fasle

(2,8)
6(2)+8=4
12+8=4
20=4
false

(1,2)
6(1)+2=4
4+2=4
6=4
false

(1,-10)
6(1)+-10=4
6-10=-4
-4=-4
true

ANSWER IS D

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