Awesomeface
Awesomeface Awesomeface
  • 02-04-2015
  • Mathematics
contestada

The difference between two numbers is 3.2. The sum of the numbers is 46.4. What could the two numbers be?

Respuesta :

ajluv3161
ajluv3161 ajluv3161
  • 02-04-2015
x+y=46.4 
x-y=3.2 
solving for y
3.2+y=x 
substitute
3.2+y+y=46.4 
simplify 
3.2+2y=46.4 
solve for y 
y=(46.4-3.2)/2 
y=21.6 
put y into equation 
x+y=46.4 
x+21.6=46.4 
x=46.4-21.6 
x=24.8 

your two numbers are 24.8 and 21.6 
Answer Link

Otras preguntas

When 8.00x10^22 molecules of ammonia react with 7.00x10^22 molecules of oxygen according to the chemical equation shown below, how many grams of nitrogen gas ar
2b^2+4b–2=0 what is the answer?
what is the time interval between the release of the ball and the time it reaches its maximum hieght? the acceleration gravity is 9.81m/s^2 and the maximum heig
what is the time interval between the release of the ball and the time it reaches its maximum hieght? the acceleration gravity is 9.81m/s^2 and the maximum heig
what is the main functions of lipids?
what is the time interval between the release of the ball and the time it reaches its maximum hieght? the acceleration gravity is 9.81m/s^2 and the maximum heig
what was Margaret Brent accomplishments
Can someone help solve, 3y+6=30-7y
Is Glass a good conductor of heat? is Metal a good conductor of heat? is wood a good conductor of heat
What phylum has animals with soft bodies, and most of them have shell-like coverings?