What is the solution to the inequality 0.8x+20<1.2x-40?

A

x<-30

B

x>150

C

x>-30

D

19860

Can someone explain this I don't understand. 8x + 18 - x - 9

Convert 4500 m per s to km per s. 1000 m = 1 km

A plane flew a total of 2220 miles. Its average soeed was 555 miles per hour. How many hours did the plane fly?

What is the nearest integer to the square root of 43

How do you work out digital time?

Tyler earned $68 for babysitting 8 hours. if tyler is paid the same rate, how much will he earn for babysitting 12 hours?

Use properties to figure 107+0+39+13

At a camp, kids can choose swimming, art, or music. 40 kids choose swimming, 16 choose art, and 24 choose music. What is the ratio of kids who choose art to kids who choose swimming?

3. Nine times ten to the negative third power

Josie read 100 pages of her book last week and 146 pages this week her older brother says he read about 3 to 4 times as many total pages as Josie explain why 2,500 is not a reasonable estimate for the number of pages that Josie's brother read