two guys and a deck

Homer and Mike were replacing on mikes old deck. Mike can do the job in one hour less than Homer. they worked together for three hours until Homer had to go home. Mike finished the job working by... more

the sum of the square of a positive number and the square of 5 more than the number is 157. what is the number?

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!!!! :) 

02/04/13

list any extraneous solutions and explain.

solve the equation log(x-5) + log(x-2) = 1 algebraically. list any extraneous solutions and explain. if there are no extraneous solutions explain why not?

02/03/13

Walmart company estimates that the computer they plan to buy in 18 months will cost $4,200.

Walmart company estimates that the computer they plan to buy in 18 months will cost $4,200. How much money should be deposited now into an account paying 5.75 % interest, compounded monthly so... more

My teacher bought 20books from sale , she spent total $110 , some books are of $3 & some are of $8 , howmany books are of $8 if the no. of books price $3 is x

Please solve it for me this from topic "Constructing Equations in Algebra To Solve Problems

02/01/13

y^3 z^6/y^5 z^6

could you help please

01/31/13

the length of a rectangle is 3 centimeters less than five times its width. its area is 14 centimeters.

the length of a rectangle is 3 centimeters less than five times its width. its area is 14 centimeters. what are the dimensions of the rectangle?

01/31/13

512 ft. h= -16t^2+64t+512.

a ball is thrown upward with an initial velocity of 64 ft/s from a height 512 ft. h= -16t^2+64t+512. after how many seconds will the ball reach the ground? (i.e. for what positive value of t is h=0?)

Find x if the slope between (7,-9) and (x,-13) is -1/3

Find x if the slope between (7,-9) and (x,-13) is -1/3

01/30/13

slope of 6 and a y intercept of -3

slope of 6 and a y intercept of -3

1/3(x + 9) = 12

hELP PLEASE 

01/28/13

2 tan x / 1 + tan^2 x

2 tan x 1+ tan2 x

01/28/13

write each answer as a power of 2. show your work and explain your steps.

a. computer capacity is often measured in bits and bytes. a bit is the smallest unit, which is 1 or 0, in the computer's memory. a bytes is 2^3 bits. a megabyte (mb) is 2^20 bytes. how many bits... more

01/27/13

why don't I have any friends?

well, sometimes when I walk down the hallway at school, I see people with friends, and I remember that I don't have any. so basically I just want to know how to get friends and why I don't have any.

simplify expression 9m^2-1/3m+3

simplify expression 9m^2-1/3m+3

(TanX)-1)/(Tan(X)+1) = (1-cot(X))/(1+cot(X))

Trig Identies

01/26/13

3(x+2)-2(y+1) if x=2 and y =2

can you please evaluate this problem for me and show all your work so I can see how it is done. thank you

01/26/13

2x+1-y+2 if x=1 and y=2

can you please evaluate this problem for me and show all your work so I can see how it is done. thank you

6x-5>4x-1=

Can you please solve the inequality and graph the solution set.? Please show work so that I can see how it is worked out.

01/23/13

What is 3x + -5.44=29

It's about the process of elimination in algebra but I just can't figure it out

01/22/13

Find r if 0.106508=(1+(r/4))^4-1

I need to know the answer with the steps 

A solution of 68% alcohol is to be mixed with a solution of 22% alcohol to form 460 liters of a 61% solution. How many liters of the 68% solution must be used?

would it be A. 413 Liters   B. 380 liters   c. 390 liters  D. 166 liters

01/16/13

HELP ME SOLVE FOR X 3X-7=3(X + 1) PROBLEM 2 -5( X - 1) + 4( 2x - 3) = -2(X + 2) -8

I had 33 problems to solve by in the morning, out of 33 problems these two have been a big problem can you help me solve by showing me how you get the solution and not just the answer.... last... more
1

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