fishbeckangel fishbeckangel

03-01-2020
Mathematics

contestada

Two-thirds of a number added to itself is 20. What is the number?

Respuesta :

kenlingdad kenlingdad

03-01-2020

Answer:

12

Step-by-step explanation:

2/3 x + x = 20

2/3 x + 3/3x = 20

5/3 x = 20 ... times 3/5 both sides

x = 12

check: 2/3 x 12 + 12 = 8 + 12 = 20

Answer Link

Otras preguntas

How to start an argument? Like a starter sentence

Write the following as an inequality. 5 is greater than or equal to w, and -5 is less than or equal to w use w only once in your inequality

Unwanted elements are removed from metals by a process called a. mining b. fission c.refining d. recycling

Roald's annual salary is $100 482. If Roald gets paid monthly, calculate his monthly income. /1 James has a job that pays him $24 per hour. Assume a working we

3. How did Whitney influence later inventors?

7 Choose the word that best completes the following sentence. she became an Sarah started out her life in impoverished circumstances but extremely wealthy and s

Why do some people oppose cultural diffusion in their countries? A. They worry that it promotes the spread of authoritarianism instead of democracy. B. They fee

Q1. (20 marks) Entropy Analysis of the heat engine: consider a 35% efficient heat engine operating between a large, high- temperature reservoir at 1000 K (727 °

In base 2 (Binary system), which equation is false? *(explain answer in detail) a) 11+1=101 b) 1x10=10 c) 11x11=1001 d) 100/1=100 e) 1+1+1=11

x -5 = 2x -8 solve this equation