Answer:
A. (3 , 1)
Step-by-step explanation:
▪︎▪︎▪︎▪︎▪︎▪︎▪︎▪︎▪︎
Answer:
26
Step-by-step explanation:
Devaughn = 2x
Sydney = x
x + 2x = 78
3x = 78
x = 78 / 3
x = 26
Hope that helps!
Answer: 707 km/h
Step-by-step explanation:
let c = speed of current
16.5 + c = speed of sailboat downstream
16.5 - c = speed of sailboat upstream
distance = travel time * speed
﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋
2(16.5 + c) = 5(16.5 - c)
33 + 2c = 82.5 - 5c
7c = 49.5
c = 7.07 km/h
Answer:
X=5
Step-by-step explanation:
-3x+8=-7
-3x=-15
X=5
Answer:
first would be 5-6 and second would be 8-10
Step-by-step explanation:
