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

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