the the length of a rectangle is 2 cm less than three times its width. its area is 21 cm. find the dimensions of rectangle. The width is ? , the length is ? thanks
[(6x+5)+3x] this will equal 50in. PLEASE PLEASE HELP
please help me with this problem
Please simplify the following expression: -(9x-3) thank you very much. thank you very much. thank you very much. thank you very much. thank you very much. thank you very much. thank you very...
How to solve 25(a)+50(b)+75(c)+100(d)=1200
Another one is (6x-5 ) < (6/x) Do you solve for x on these the way that you would if it were an equal sign rather than <> signs?
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This is an inequality and a graph
find the slope, if it exists, of the line containing the pair of points. (7,3) and (-8,3)
I need help with algebra.I dont get it.I guess i cut up in class alot
What is x? And how did you find it?
I have tried to solve this for 20 minutes
the sum of the square of a positive number and the square of 5 more than the number is 157. what is the number? please help, thanks!!!! :)
a boat travels 3km upstream and 3km back. the time for the round trip is 8 hours. the speed. the speed of the stream is 3km/hr. what is the speed of the boat in still water? simplify your answer,...
How do you do this equasion
A pitcher contained 5g-2 gallons of water. Water was then poured from the pitcher into a glass that has a capacity of (g-5)gallons how many gallons of water are left in the pitcher?
At a horse show, ribbons are given for first, second,third, and fourth places. There are 20 horses in the show. How many different arrangements of four winning horses are possible?
need help with this equation
the -6 is smaller and above the u. the 2 is outside the parentheses and smaller.
write (^9square root 16)^5 using radical notation Write 10 ^3/7 using radical notation Simplify (8x^3y^2)^-3 using positive exponent only List all possible roots of f(x)=x^3+4x^2+9x+36 List...
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