Math, asked by Sou1234, 1 year ago

Please answer the question and use only one variable....fast..please i need help....

Attachments:

Answers

Answered by tushaar5

2

340km=2(x)+2(x+5)+30km
310=2x+2x+20
310=4x+20
290=4x
x=72.5

speed of train1=x=72.5
speed of train2=x+5=77.5

Previous Question

Next Question

Similar questions

Physics, 7 months ago

Who is the present president of india...

English, 7 months ago

Before Joining the family where was Anne brought up?

Chemistry, 7 months ago

what happens when metals react with water???

Math, 1 year ago

20 lakhs = ---------- million ? 100 million = --------------- lakh? The first person to answer will be given 10 points and will be marked as brainliest! so hurry up!

Math, 1 year ago

who is the Prime Minister of India...

Social Sciences, 1 year ago

How a political party is recognized as a national party? Write name of the main national political parties of India...

Science, 1 year ago

What are alloys? What are the uses of alloys...

Math, 1 year ago

a circular wire of radius 42 cm is bent in the form of a rectangle whose sides are in the ratio of 6: 5 smallest side of a rectangle is?