Answer:
x=1
Step-by-step explanation:
Substitute the value of y to the first given
3x+4(-x)=-1
3x+(-4x)=-1
-x=-1
divide both sides by -1
x=1
Answer:
AD=2
Step-by-step explanation:

Answer:
so what's the question? i'm a bit confused..
Step-by-step explanation:
Answer: B.) 43
I just did it on usatestprep and I got 43
Step-by-step explanation: