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

Galileo was persecuted by the catholic church for his ideas about the solar system. TRUE OR FALSE?
Why is there a vast amount of salt water on Earth?
That trick is _____ I expected.
A teacher is evaluating the typing speeds of students in the class. Carl types 108 words in 2 minutes. Max types 260 words in 5 minutes. Jason
Which word in the sentence is the predicate nominative? At the fair, the turtle races have become an annual event. A. event B. annual C. races D. fair
Channing jogs 10 miles a week. How many miles will she jog in 52 weeks?
Write five numbers that round up to 600
Solve the equation -12 = f/0.2 (Thats a fraction)
In golf, scores are often written in a relationship to par, the average score for a round at a certain course. Write an integer to represent a score that is 7 u
Read the following passage about sea turtles. In this activity, you will identify TWO examples of each of the different kinds of sentences that we are learning