eisashakil786 eisashakil786
  • 11-11-2020
  • Mathematics
contestada

the sum of two number is 21 the differnce is 6​

Respuesta :

destinyroberts83
destinyroberts83 destinyroberts83
  • 11-11-2020

Answer: 13 and 8

Step-by-step explanation:

X+Y = 21 ---> Y = 21-x

X-y = 5

x - (21-x) = 5

2x - 21 = 5

2x = 26

x = 13

Answer Link

Otras preguntas

Why was is difficult for the Arab people to form one nation?
Can somoene help me with this question??How might the history of the U.S. have been different if the original thirteen states had been guaranteed a perpetual ma
Jim’s allowance is $1.20 per week. Stan’s is 25¢ per day. How long will they have to save, if they save both their allowances together, before they can get a m
How do scientists use seismic waves to determine the interior structure of Earth?
Find the value of x.  Round to nearest hundredth if necessary.
Alicia estimates that the surface area of a rectangular prism with a length of 11 meters,a width of 5.6 meters,and a height of 7.2 meters is about 334 cubic met
What is biogeography and what does it provide?
The length of a diagonal of a cube with edge length 25cm
The value square root of 53 of lies between which two consecutive integers?
Alicia estimates that the surface area of a rectangular prism with a length of 11 meters,a width of 5.6 meters,and a height of 7.2 meters is about 334 cubic met