kadiek
kadiek kadiek
  • 21-08-2017
  • Mathematics
contestada

can someone help me solve this please ?

can someone help me solve this please class=

Respuesta :

kphung76127
kphung76127 kphung76127
  • 21-08-2017
250x+150x=800

Combine like terms
400x=800

Divide both sides by 400
x=2

Final answer: 2 hours
Answer Link
apache apache
  • 21-08-2017
2 hours. The first plane will have traveled 500 miles and the second the other 300 miles having them meeting in two hours 
Answer Link

Otras preguntas

change 2.36 to a mixed number and reduced to lowest terms
Classify the system and determine the number of solutions. Check all that apply.{7x + y = 1328x + 4y = -12A) inconsistentB)consistentC)infinitely  many soluti
In a Punkin’ Chunkin’ contest, the height (in feet)of shots from one pumpkin cannon is given by the function h(t) = -16(t - 5)2 + 425. The height is in feet abo
2g+7=-4g+7+6g how do you solve that
A number is such that its ten digit is twice its unit digit. Prove that the number itself must be seven times the sum of its digit
Jose traveled to the town hall and back. The trip there took five hours and the trip back took four hours. He averaged 35 km/h on the return trip. Find the aver
1)Pong paid $20.40 in interest on her credit card last month. The monthly interest rate for her credit card is 1.7% of the balance she owes. What was Pong’s bal
A number of two digits is such that twice the ten digit it is 6 greater than the unit digit. When the digits are reversed the number is increased by 9. Find the
Is 15f+9>5(5f+3) solvable? If so , what are the real numbers?
how many times does 5 go into 365