X=-3x+20
Add 3x to both sides to move the -3x over
4x=20
Then do 20 divided by 4
X=5
Answer:
Parallel.
Step-by-step explanation:
Parallel lines have equal slopes
(In y = mx + b), m = slope, and the slopes are equal.
2×3=6
6×1=6
12÷2=6
Sorry if these don't help.
Answer:
(a). (i) ; (ii) ; (iii); (iv)
(b).
Step-by-step explanation:
The formula you need to use is:
Then, in this case:
(a) Susbtituting values, we get:
(i)
(ii)
(iii)
(iv)
(b) Observe that as the time after 2 second gets smaller, the average velocity gets closer to . Therefpre, we can can estimate that the instantaneous velocity when is: