Step-by-step explanation:
let d+e=2 be equation 1
let d-e=4 be equation 2
lets make d the subject in equa 1
d = 2-e equation 3
put equation 3 in 2
2-e=4
e=2-4
e=-2
put e=-2 in equa 1
d-2=2
d=4
e is -2 and d is 4
Answer:
-1/3
Right on edge2020
56lb
there are 2000lbs in a ton so a measurement in pounds is more precise
A.) About 9.4 units
Distance = 9.433981