Answer:
x= 8
y= -5
z= 0
Step-by-step explanation:
this is the correct answer to this system of equations.
Answer:
C. 524.
Step-by-step explanation:
a=0.5(251+263)=257;
b=0.5*(263+271)=267;
a+b=257+267=524.
Answer:
before midterm!
Step-by-step explanation:
I will try to research an answer in the meantime and i will add a comment to my answer when i find the answer to this