starx14
Answered

Which equation shows the substitution method being used to solve the system of linear equations? i was thinking B but don't know for sure

x + y = 6
x = y + 2

A.
x + (y + 2) = 6

B.
x + y = y + 2

C.
(y + 2) + y = 6

D.
x = (x – 6) + 2



Answer :

luana
[tex] \left \{ {x+y=6} \atop {x=y+2}} \right. \ \ \ \ \ | substitute\ x=y+2\ into\ first\ equation\\\\ (y+2)+y=6\\\\ Solution\ is\ C.[/tex]

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