sweetasacherrie623 sweetasacherrie623

03-07-2022
Mathematics

contestada

If the sum of a number and eight is doubled the result is five less than the number find the number

Respuesta :

Medunno13 Medunno13

03-07-2022

Answer: -21

Step-by-step explanation:

Let the number be x.

Then, this means 2(x+8)+5=x.

2x+16+5=x [distributive property]
2x+21=x [combine like terms]
x+21=0 [subtract x from both sides]
x= - 21 [subtract 21 from both sides]

Answer Link

Otras preguntas

Use the x-intercept method to find all real solutions of the equation. x^3-10x^2+29x+-20=0

wrong thing just take the points

Which statement about literary theories is true? Each theory is a different eyeglass through which to look at literature. Each theory reveals the exact interpr

Which sentence best explains the reason for Pandora’s fall?

The coach attempts to determine an association between shirt size and hat size. Which is most likely true?

What does temperature measure? kinetic energy of a system potential energy of a system how hot a system is equilibrium of a system

If you want to make your writing personal and direct for your audience, which one of the following pronouns should you use? A. You B. He C. They D. We

Construct a concept map that shows how a population of bacteria can develop resistance to antibiotics.

PLEASE HELPP! LAST QUESTION! WILL MAKE BRAINLEIST! PLZ HELP ME!! BRAINLY IS AWSOME,YOUR SMART,PLZ HELP! The stem-and-leaf plot shows the heart rates that two gr

What is a grand jury? a. a jury that determines whether the rights of the accused have been violated b. the name for the juries used in federal courts c. a jury