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’s is the sum to the equation 3+4

The ____ condition requires that all of the selected criteria be true for the record to be displayed.

trent purchases 44 euros worth of souvenirs in france. if $1 US= 0.678 euros find the cost of souvenirs in US dollars

Math help please!?!?!?!??!

Briana predicts that she will get 34 questions correct on the test. She actually gets 39 correct. How could she calculate her percentage error?

Write a complete step-by-step plan for dealing with a cut from broken glassware. Write your plan in list form in the order in which steps should be taken.

PLEASE HELP 25 PTS Name one example of social reform during the French Revolution. New religious schools were built. Government pensions were instituted. The mi

50 POINTS!!!!!!!!! Using the figure below to answer the questions. (a) Describe in words a sequence of transformations that maps triangle JKL to triangle J’K’L’

Pls help me I really need it

Which phrase in this passage best helps build tension in the play?