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

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

How do scientists combine exogenous DNA with bacterial cells to produce a desired protein? A. The DNA of the bacteria is injected in the exogenous DNA. B. The e

_______ is an example of an inhalant. a. Heroin b.Ecstasy c. Glue d. All of the above

Introduction of a drug directly into the respiratory tract is a form of

When comparing dogs to wolves, scientists found evidence that supports the idea they come from a common ancestor. Which evidence was most important in understan

Which answer best summarizes the events from the poem contained in the following lines? "This plainly he saw then Who with mirth of mood malice no little Had wr

Benjamin harris started one of the first colonial newsletters. what was one of his reasons for creating it? a. to control the masses b. to make money c. to i

What is a closed system?

Classic argument is based upon ancient greek rhetoric and argument. (points : 1) true false

Determine the potential difference between two charged parallel plates that are 0.10 cm apart and have an electric field strength of 12 V/cm. V

pick the word that correctly completes the sentence. they will be _____ to chicago next week. drives drove driving drive