Answer:
3000 m
Step-by-step explanation:
Using Pythagoras theorem
Similarly
Length of the Tunnel = |AB|+|BC|
=1999.9+999.7
=2999.6
=3000 m
Answer:
y = 0.55 or 5 / 9
Step-by-step explanation:
here's the solution :-
=》y + 7 = 19y - 3
=》7 + 3 = 19y - y
=》18y = 10
=》y = 10 ÷ 18
=》y = 5 ÷ 9
=》y = 0.55
Answer:
Situation A
Step-by-step explanation:
please mark as brainlist answer
Answer:
a = -3/2
Step-by-step explanation:
3(6a+12)=9
Divide each side by 3
3/3(6a+12)=9/3
6a+12 = 3
Subtract 12 from each side
6a+12-12 = 3-12
6a = -9
Divide by 6
6a/6 = -9/6
a = -3/2