qwerty20 qwerty20
  • 22-10-2016
  • Mathematics
contestada

I need help is it A B C or D

I need help is it A B C or D class=

Respuesta :

alawiali3107
alawiali3107 alawiali3107
  • 22-10-2016
let maria drive for x hours, then 

51x + 53(5-x) = 258 
265 - 2x = 258 
2x = 7 
x = 3.5 hours 
-------------------
Answer Link

Otras preguntas

Which part of this excerpt from Homer’s Odyssey depicts Ulysses revealing his true identity to his faithful servants Eumaeus and Philaetius? He saw their secret
Difference between private and public company
When you look at a railroad track, we know logically that the two tracks are parallel to each other and remain the same distance apart, but the farther ahead we
if a square room measures 124 square feet, how much is one side length estimated to the neartest tenth of a foot?
Positive air pressure is a common treatment for ___________. a. insomnia b. sleep deprivation c. sleep apnea d. fatigue
How do I find the product
Sam drew sticks and circles to solve this problem. Explain how he added. Then write the total.
Why do you think mr frank chose to publish annes diary after war?
2x-y=15 over 4x+3y=-5. What's is the solution to the system
how do you substitute x+7y=0 into 2x-8y=22