weebmodeactivated
weebmodeactivated weebmodeactivated
  • 01-01-2021
  • Mathematics
contestada

A car travels for x hours at a speed of (x + 2) km/h. If the distance
travelled is 15 km, write down an equation for x and solve it to find
the speed of the car.

Respuesta :

AlwaysAppear
AlwaysAppear AlwaysAppear
  • 01-01-2021

Step-by-step explanation:

S = v/t

(x+2)km/h

((x+2)×1000)/(60×60) = (15×1000)/(60×60)

(5(x+2)/18) = 25/6

30(x+2) = 18×25

x+2 = 15

x = 13m/s

Answer Link

Otras preguntas

A contestant on a game show has 30 points. She answers a quest on correctly to win 15 points. Then she answers a question incorrectly and loses 25 points. What
Essay on friend ship​
why are the northen plains please te primrily an agricultural belt please tell me​
Butter melts when you heat it on a pan on the stove.is this a chemical changes or physical changes?
Plz answer me will mark as brainliest ​
What are the functions for carbohydrates in the human body
Drag each tile to the correct box . which order do the events occur? Stewart reluctantly agrees to allow Vivian to help maintain his racer Stewart is skeptical
The relation of each of the three laws of Kepler with the Universal law of Gravitation.
please list all of the english monarchs and the time they ruled and the house they were in 50 points brainliest!
What are some of the states located in the north east region of the US