saraholivermalcolm saraholivermalcolm
  • 03-07-2020
  • Mathematics
contestada

4. The sum of two numbers is 28 and their difference is 6. Find each of the numbers

Respuesta :

gilbertazavedo72
gilbertazavedo72 gilbertazavedo72
  • 03-07-2020

Answer: 11, 17

Step-by-step explanation:

x + y = 28.........(1)

x = 28-y

x - y = 6..... . (2)

Substituting in (2)

28-y - y = 6

28 - 2y = 6

28-6 = 2y

y = 22/2 = 11

x = 28-y

x = 28 - 11 = 17

Answer Link

Otras preguntas

What is scientific notation?
what industries are important to italy?
under which law were wolves reintroduced into the wild A. national environment policy act B. resource conservation and recovery act C.endangered species act
scientific notation (2.5•10^4)(4•10^3)
Slope is known as the run over the rise. True or False
I feel like giving someone points so here ya go if you can answer this riddle without looking it up Ill give you 25 points!! What goes through towns and over h
Equations for which kinds of reactions are best balanced by the half-reaction method?
A European who refers to china as the Far East is reflecting a form of
The guests become increasingly agitated during which stage of “The Three Strangers”? A. the resolution B. the exposition C. the climax D. the rising action
In “The Lady of Shalott” by Alfred, Lord Tennyson, what is suggested about her love when the Lady dies before meeting Sir Lancelot?