dihansardar dihansardar

11-05-2021
Mathematics

contestada

The sum of two numbers is 15.
The difference of the same two numbers is 8.

Use algebra to work out the numbers.

Respuesta :

julisaa46 julisaa46

11-05-2021

Answer:

7

Step-by-step explanation:

15-8=7 this is how you answer it

Answer Link

mamata6 mamata6

11-05-2021

Answer:

11.5 and 3.5

Step-by-step explanation:

a+b=15

a-b=8

equating them we get,

2a=23

a=11.5

placing value of b in a-b=8

11.5-b=8

b=3.5

Answer Link

Otras preguntas

Find the missing term in the following geometric sequence. a. 12, 144 b. 40, 200 c. 20,100 d. 32, 200 Please select the best answer from the choices provided

_____ helped to socially and politically unify the early byzantine empire by tolerating and even promoting christianity.

The population of a species is modeled by the equation p(t)=-t^4+72t^2+225, where t is the number of years. find the approximate number of years until the speci

A building has 54 apartments and 60 bathrooms. What is the ratio of apartments to bathrooms in the building? A) 10:9 B) 9:10 C) 54:1 D) 1:54

What happened to the Roman empire After Constantine's death?

What are the two symbol in this title

you were writing in spanish

Consider the graph showing two functions. Which answer can be used to find the solution to the system of equations? A. x= 3/x B. x= 9/x C. 0= 3/x + x D 0= 9/x

A Roller coaster will accelerate its riders from rest to 33.5m/s in 4.00 seconds. (a) What is the magnitude of the average acceleration of a rider? (b) What is

an dog is transported from the earth to the moon. which measurement is the same in both places