Answer:
x = -1 and y = 6
Step-by-step explanation:
using x = -b/2a
x = -4 / 2(2)
x = -1
y = 2(-1)² + 4(-1) + 8
y = 2 - 4 + 8
y = 10 - 4
y = 6
8-3x=5*2
8-3x=10
-3x=10-8
-3x=2
x=-2/3
Answer:
Step-by-step explanation:
Answer:
or 
Step-by-step explanation: