Respuesta :
hello :
-x + 2y = 6 ...(1)
6y = x + 18....(2)
multip(1) by : 3
-3x+6y=18
6y=3x+18
by (2) : 6y=x+18
3x+18 = x+18
2x=0
x=0
-x + 2y = 6 ...(1)
6y = x + 18....(2)
multip(1) by : 3
-3x+6y=18
6y=3x+18
by (2) : 6y=x+18
3x+18 = x+18
2x=0
x=0
Answer:
For those of you doing unit 7, lesson 2 solving systems using substitution questions 1-4
Step-by-step explanation:
1. A
2. C
3. C
4. B