jahniece jahniece

24-07-2017
Mathematics

contestada

Find the value of two numbers if their sum is 12 and the difference is 4

Respuesta :

musiclover10045 musiclover10045

24-07-2017

x+y=12

x-y=4

x=y-4

y-4+y=12

2y-4=12

2y=16

y=8

x=8-4=8

8+4=12

the 2 numbers are 8 & 4

Answer Link

Otras preguntas

The correct way to write the sentence as a possessive

Minerals _____. can be solids, liquids, or gases are made from the remains of plants and animals must have a homogeneous chemical composition are organic and na

A number between 8 and 15 is picked random. What is the probability that the number picked is an even number

A popular television show, the unexpected, achieved skyrocketing ratings after moralist tom bowman attempted to have it removed from the air. this is an example

Which by-product of photosynthesis was important in altering the atmosphere of the earth so that aerobic organisms could evolve?

France gave serious consideration to an alliance with the rebel colonies primarily because it regarded the war as an opportunity to

Which sentences in the passage are punctuated correctly? Here are some more questions I would like to ask Representative Weaver, If the driving age is raised to

Carla has worked as a human resources specialist for several years, but she doesn't really like the job. she almost always feels slightly down and sad, which is

Please answer asapppppp

What is the best explanation for the observation that h2o is a liquid at room temperature and h2s is a gas at room temperature? quizlit?