01-11-2016
Mathematics

contestada

50 (20-x) + 40x ≤ 300.
When x ≥ b.
Find b.
Thank you for your help!

Respuesta :

kaoook12 kaoook12

01-11-2016

50(20-x) + 40x < 300
1000-50x+40x<300
1000-10x<300
-10x<300-1000
-10x<-700
multiply by -1
10x>700
x>70
b=0-70

Answer Link

Otras preguntas

What was the telephone used for in the industrial revolution?

Study the graphs below. At which depth does the thermocline begin? A.) 0 Meters B.) 100 Meters C.) 200 Meters D.) 300 Meters

why was the middle passage so bad

Market segments that can be effectively reached and served are said to be

Considering "Civil Disobedience," why did both Thoreau and Martin Luther King, Jr. engage in acts of civil disobedience?

According to the CMS National Physician Fee Schedule, what is the conversion factor for basic life support mileage? A. $34.5741 B. $32.4726 C. $28.8457 D. $35.8

what are five possible reasons for taking supplements or drugs as a part of a work out regiment?

A pronunciation guide is a _____. A. key to help you understand the sound of pronunciation symbols B. key to help locate the vowel sounds C. guide to t

Jorge is standing at a horizontal distance of 25 feet away from a building. his eye level is 5.5 feet above the ground and looking up he notices a window washer

You see a marble sign. Its letters are too worn to read. What caused this?