A new photocopier works 5 times as fast as an old one. when the machines work together, a university can produce all its staff manuals in 30hr. find the time it would take each machine, working alone,...
A new photocopier works 5 times as fast as an old one. when the machines work together, a university can produce all its staff manuals in 30hr. find the time it would take each machine, working alone,...
I was able to get it to 3p^2-3pq, but I do not understand how to simplify. If possible, please add working out because am unsure of how to simplify.
I cant figga dis out tho
Alexis and Katy are both traveling to Europe this summer, but Alexis is going to Spain and Katy is going to France. Round trip flights to Spain are $820, and round trip flights to France are $1,205...
A jet flew at an average speed of 480 mph from Point X to Point Y. Because of head winds, the jet averaged only 440 mph on the return trip, and the return trip took 15 minutes longer. How many hours...
I need to have the answer for the above question. I am from grade 9.
At a certain time of day, a tree that is x feet tall casts a shadow that is x − 21 meters long. If the distance from the top of the tree to the end of the shadow is x + 6 meters, what is the height,...
write an expression to match the word given
The largest of three consecutive positive numbers is X. the square of this number (X) exceeds the sum of the other two numbers by 38. Determine the values of these numbers
Diana earns a weekly paycheck consisting of base pay of $320, plus commission of 6.4% of her weekly sales in excess of $5,000. (so Diana only earns the commission only on the amount of sales over...
3/10x=13-x
If a computer prints 21.9 lines in 12 seconds, how many lines can it print per minute? (Round to the nearest tenth.)
general algebra course
a) -6x-1+4x^2 b) -24x^3-4x^2 c) -24x^2-1 d) -6x-1-24x^2
David and Anna had an equal number of marbles. After Anna gave 50 marbles to David, he had 5 times as many marbles as Anna. Find the total number of mables they had.
I need help with my Algebra II homework!
36x2
A farmer will plant corn and soy on his farm this year. He has a total of 25 acres availlable for planting . Each acre of corn cost $350 to plant ,and each acre of soy costs $150 to plant. his costs...
can you tell me how to do this problem. Simplify thank you.
describe the approximate tax T in dollars per ton that would result in p% (in decimal form) reduction in carbon dioxide emissions. What tax will rediuse emission 75% T=-0.65-193In(1-p)...