Answer:
(1): "s2" was replaced by "s^2". 2 more similar replacement(s).
(2): Dot was discarded near "8.f".
Step-by-step explanation:
i believe
The certain number would be 3
Step-by-step explanaition
4 times 3 is 12 plus 16 is 28. hope it helps
The bottom left
the -4 tells you the y intercept and the 1/3 tells you slope
hope this helps!
