Answer:
-9
Step-by-step explanation:
2t + 8= -10
2t= -10-8 you bring 8 and it turns to a negative and. then you just minus it negative 10.
2t= -18. you divide both by 2
t= -9
Answer:
let x=distance 105 mph train traveled
(456-x)=distance 85 mph train traveled
Travel time = distance/speed (equal in both directions)
x/105=(456-x)/85
85x=105*456-105x
190x=105*456
x=105*456/190=252 miles
travel time=252/105=2.4 hrs
ans:
The two trains will meet in 2.4 hrs
Step-by-step explanation:
there brainliest pls
Simple actually. The 1000 is the starting price the -20 is the losing of value per week and the w stands for the number of weeks.
Answer:
-27
Step-by-step explanation:
-5-9=-14
-14-13=-27
Answer:
B, A, C
Step-by-step explanation:
That's a 30-60-90 triangle.
