Answer:
s = 15 over 2 (15/2 fraction) or 7.5
Answer:
(x,y) = (4,3)
Step-by-step explanation:
Answer:
None of these!
Step-by-step explanation:
x + y + z = x + y + z only over here
Answer:
step 3 has incorrect justification.
Step-by-step explanation:
because it was combine like terms but 8 is still in left hand side. So,combine like terms 3 has incorrect justification.