(6,450,000,000) + (1.9 x 10 ) what is the sum? show your work

What did you have to do first in order to add the two parts?

2men and 7 boys can do a piece of working 4 days. it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone

Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction