stefanawalkerow381x stefanawalkerow381x
  • 11-09-2017
  • Mathematics
contestada

A number is twice another number and their difference is 72.

Respuesta :

YKitty2004
YKitty2004 YKitty2004
  • 11-09-2017
so, x = 2y and x-y = 72
now, x-2y=0 and x-y=72
 
The numbers are 72 and 144.
Answer Link

Otras preguntas

Cl2(aq) + H2O H+(aq) + Cl–(aq) + HOCl(aq)
When solving a projectile motion problem, what do you know about the vertex, the axis of symmetry, and the shape of the graph?
Every hour of driving uses up 3 gallons if has.use a table to find how many gallons of gas would be used if driving for 15 hours.
why do you think humans have two sets of 23 chrosomes
12a+(−7)+12a=13 what is the value of a
Which statement about bias in social studies sources is true? A. Most social studies sources contain some bias. B. Bias is most often found in primary sou
The reader may remember, that when I signed those articles upon which I recovered my liberty, there were some which I disliked, upon account of their being too
Pros and Cons of the Stamp Act
A cream is sold in a 26 Gram container the average amount of cream used for application is one 6/7 g how many applications can be made with the container
How many square meters does she need to cover the drawing with the dimensions shown?