leahyoo leahyoo
  • 22-03-2021
  • Mathematics
contestada

The sum of two numbers is 17 and their difference is 5, what are the two numbers?

Respuesta :

s179893 s179893
  • 22-03-2021

Answer:

11, 8

Step-by-step explanation:

x + y = 17

x - y = 5

The "y" cancels out when you add the two equations and you end up with:

2x = 22

x = 11

Then, plug the "x" back into one of the equations to find "y":

11 + y = 17

y = 6

Answer Link

Otras preguntas

How did the colonists justify their protests and ultimate rebellion ?
What is 3/4 of 16 pennies
How can you tell when a solution is formed?
Volume , mass, and weight can be measured with balances, scales, and ?
Who is the normative character in the play Hamlet?
what famous ancient greek mathematician came up with an approximate value of pi by circumscribing and inscribing circles in and around regular polygons?
Explain why spiders and ticks aren't insects
48 fl oz=      c           what is the answer
Eric and Frank want to equally share 4/3 feet of rope. What length of rope should each friend get? Explain how to use a drawing to help solve the problem.
What is the median for each set of numbers such as 75,79,81,82.