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

The temperature dropped 3 °C every hour for 5 hours. Write an integer that represents the change in temperature.

Which does a reference point provide? Check all that apply.

Which is a way to check the answer 120 divided by 4 = 30

3x+4=6+7x I need help on this question I'm in algebra and it's confusing

solve th inequality y/-6 > 10

At a baseball game, a vender sold a combined total of 123 sodas and hot dogs. The number of hot dogs sold was 53 less than the number of sodas sold. Find t

Did the pilgrims move to Leyden, Netherlands before moving to America?

Why are widely accepted well-defended scientific explanations called theories?

I need to know all 13 & 14

Jeffrey currently has an account balance of $1,565.00. His initial deposit on the account was $625 and it earned 4.7% simple interest. How long has Jeffrey held