subject

Mathematics, 09.01.2021 14:00 jialala

A man walks for x hours at a speed of (x + 1) km/h and cycles for (x - 1) hours at
a speed of (2x + 5) km/h. If the total distance
travelled is 90 km, x

ansver

Answers: 3

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 13:30

Plz me plzzzzzzz i need and plz delte this after answer

Answers: 3

question

Mathematics, 21.06.2019 14:30

The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?

Answers: 3

question

Mathematics, 21.06.2019 17:30

Which of the following is true for the relation f(x)=2x^2+1

Answers: 1

question

Mathematics, 21.06.2019 22:00

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Answers: 1

You know the right answer?

A man walks for x hours at a speed of (x + 1) km/h and cycles for (x - 1) hours at
a speed of...

Questions

question

Social Studies, 06.07.2019 02:30

The mosque and minaret are mostly closely associated with which pillar of islam? a. fasting during ramadan b. giving alms to the poor c. praying f...

question

French, 06.07.2019 02:30

Which word or phrase correctly completes this sentence? mon père aime écouter la radio a. conduire b. conduisant c. et conduit d. en conduisant...

question

Chemistry, 06.07.2019 02:30

Write the chemical formula for the anion present in the aqueous solution of pb(c2h3o2)2...

question

Engineering, 06.07.2019 02:30

Air (c-1.006 kj/kg. k, r-0.287 kj/kg. k) enters a nozzle steadily at 280 kpa and 77°c with a velocity of 50 m/s and exits at 85 kpa and 320 m/s. the h...

question

Mathematics, 06.07.2019 02:30

Wait before you try to answer this i need to put the line on here what is the slope of this line?...

question

Arts, 06.07.2019 02:30

Why was the native american graves protection and repatriation act...

question

Mathematics, 06.07.2019 02:30

A. on a hiking trip bob and his two friends hiked 15 miles the first day, 10 miles on the second and 7 miles on the third day. if they walked a total...

question

Biology, 06.07.2019 02:30

True or false an inhibitory neurotransmitter would cause a signal to continue through a neuron...

question

Engineering, 06.07.2019 02:30

In a unit cell of fcc structure, indicate the position of one of the tetrahedral interstitial sites by plotting the corresponding tetrahedron. do the...

question

French, 06.07.2019 02:30

Which verb form correctly completes this sentence? il est indispensable que tu attention aux avertissements du sauveteur. a. fais b. fasses c. fa...

question

Engineering, 06.07.2019 02:30

An electric motor is used to drive a power press which makes steel turning moment diagrams 323 pressings from a metal sheet. the motor runs at a mean...

question

Mathematics, 06.07.2019 02:30

In a toy store, the ratio of the number of teddy bears to the number of dolls is 7: 5. if the store has 140 teddy bears, how many dolls are in the sto...

question

Mathematics, 06.07.2019 02:30

For a certain weekend, the weatherman predicts that it will rain with a 40% probability on saturday and a 50% probability on sunday. assuming these pr...

question

Mathematics, 06.07.2019 02:30

Is the initial graph a function ? is the inverse of the graph a function ?

question

Mathematics, 06.07.2019 02:30

What is y=2x^2-32x+56 rewritten in the form of y=a(x-h)^2+k ? and what is the x-coordianate of the mininum?...

question

Mathematics, 06.07.2019 02:30

At a local store, kelly and martin bought some notebooks and pencils. kelly bought 4 notebooks and 25 pencils for 16.71. martin bought 6 notebooks and...

question

Mathematics, 06.07.2019 02:30

Avideo game arcade offers a yearly membership with reduced rates for game play. a single membership costs $60 per year. game tokens can be purchased b...

question

History, 06.07.2019 02:30

Ineed this is due tomorrow. what types of discrimination do muslims face in america today?...

question

Mathematics, 06.07.2019 02:30

Find the value of z. [inscribed angle]...

question

History, 06.07.2019 02:30

To this day the united states leads the world in equality of opportunity fot its people true or false...

More questions: Mathematics Another questions

Questions on the website: 13722359