panamenosophia08 panamenosophia08

17-11-2021
Mathematics

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What is the solution to this system of equations? x-2y = 15 2x+4y=-18

А. x = 1, y = -6. B. x= 1, y=-7
C. X= 3, y = -6. D. x= 3, y = -7

Respuesta :

KittKatS KittKatS

17-11-2021

Answer:

C

Step-by-step explanation:

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2022blemus 2022blemus

17-11-2021

Answer:

C. x=3 y=-6

Step-by-step explanation:

C. x=3 y=-6

x-2y=15 2x+4y=-18

(3)-2(-6)=15 2(3)+4(-6)=-18

3+12=15 6-24=-18

15=15 -18=-18

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