Idk what linear combination is but you can solve this way:
3x+y=4
-2x-y=-5
x=-1
3(-1)+y=4
-3+y=4
y=7
So x=-1 and y=7
Answer:
Step-by-step explanation:
ill try this one in a few minutes for you.
Answer:
The answer is actually 74 days. I know how to algebraically solve this, however I am unsure how to transpose my work onto the computer.
Step-by-step explanation:
I can also tell you that edgenuity will say 74 is correct.
The answer for this is 25 percent
