A social networking site recorded that 80 per-cent of people who became members of the site one month were between 30 and 40 years old the equation below represents information where X represents the total number of people who became members of the site that month

x=0.8x + 72

how many people who became members of the site that wants where between 30 and 4 years of age

Question

Reynaldo Kirby

Mathematics

8 October, 09:08

A social networking site recorded that 80 per-cent of people who became members of the site one month were between 30 and 40 years old the equation below represents information where X represents the total number of people who became members of the site that month

x=0.8x + 72

how many people who became members of the site that wants where between 30 and 4 years of age

+2

Answers (1)

Know the Answer?

Chaya Sawyer · Answer 1

x=360 30-40 yrs = 288

Step-by-step explanation:

multiple 72 by. 05 (36) to find 10 percent, then multiple 80 percent by that number (36) then add both numbers together to get total number of members that month

(72x. 05) = 36x2 + (.80x36) = 288

288+72=360