13-05-2021
Mathematics

contestada

Solve the following system of equations using substitution:

x − 2y = 14
x = -3y + 9

Respuesta :

jgillenwater jgillenwater

13-05-2021

Answer:

X= 12

Y= -1

Step-by-step explanation:

Answer Link

jenevah62 jenevah62

13-05-2021

Answer:

x=12, y=-1

Step-by-step explanation:

[x-2y=14, x=-3y+9]

[3y+9-2y=14]

simplify

[-5y+9=14]

isolate y for -5y+9=14: y=-1

For x=-3y+9, substitute y=-1

x=-3(-1)+9=12

x=12

Answer Link

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