michiescobar michiescobar
  • 04-09-2014
  • Mathematics
contestada

what is 6/7 - 2/5 please help

Respuesta :

unit274
unit274 unit274
  • 04-09-2014
LCD=35.so 30/35-14/35=16/35.welcome

Answer Link
scottehamar scottehamar
  • 04-09-2014
6/7-2/5 -> Find LC denominator ->35

7x5=35 so multiply num and den of 6/7 by 5

5x7=35 so multiply num and den of 2/5 buy 7

Works out to: 30/35 - 14/35 

30-14= 16  answer is 16/35
Answer Link

Otras preguntas

Identify the oblique asymptote of f(x) = quantity x squared minus 4 x plus 8 over quantity x plus 2. y = 0 y = x - 2 y = x - 6 No oblique asymptote
You know that there are 1,609 meters in a mile. The number of feet in a mile is 5,280. Use these equalities to answer the following problems: a. How many centi
The area of a sea horse is 108 cm. Every day it grows by 2%. What will be the sea horse’s area after 2 days?
Which pair of molecules both contain carbon atoms?
how did geography influence the location of European colonies?
Which of the following human activities can increase the risks of flooding? a. cultivation b. planting trees c. soil management d. widening rivers
Explain why numbers with a 5 in the ones place are not prime numbers
Identify the oblique asymptote of f(x) = quantity x squared minus 4 x plus 8 over quantity x plus 2. y = 0 y = x - 2 y = x - 6 No oblique asymptote
What do you think is the most fascinating aspect of the internet?
In their theories about government, Locke and Hobbes agreed that __________. a. citizens are not required to give up any individual rights c. citizens and their