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Question 793822: 1.7t+8-1.62t=0.4t-.32+8
Click here to see answer by Cromlix(4381)

Question 793822: 1.7t+8-1.62t=0.4t-.32+8
Click here to see answer by stanbon(75887)

Question 793895: Kathy drove 432 miles in 9hours what was her speed as a rate pet hour
Click here to see answer by jim_thompson5910(35256)

Question 793902: Find the unit rate:
$57 for 6 hours
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Question 793994: -43.(-74)=
Click here to see answer by sunny1992(35)

Question 793964: two cars start moving from the same point. one travels south at 80 mi/hr and the other travels west at 88 ft/sec how far apart (in miles) are the two cars two hours late?
Click here to see answer by Alan3354(69443)

Question 794021: I need to solve this 3/4+n=1
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Question 794064: Hi my name is cameron i need help with my algebra 2 homework can you help
Click here to see answer by Alan3354(69443)

Question 794106: Girl has 2.80 in quarters and nickels. She has 2x as many nickels as quarters. How many of each does she have?
Click here to see answer by Alan3354(69443)

Question 794167: -x+(5x-7)=-5
Click here to see answer by rfer(16322)

Question 794116: (2 + T) (-2)
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Question 794526: 25x=1:x
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Question 794499:
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Question 794533:
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Question 794615: Please help...
Given f (x)=-2x^2+x-5
Find f(x+3)
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Question 795269: m=t-r for t

Click here to see answer by Cromlix(4381)

Question 795268: y=mx+6 for x

Click here to see answer by wilft1(217)

Question 795266: y=mx+6 for x
Click here to see answer by ankor@dixie-net.com(22740)

Question 794523:
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Question 796207: There are 26 goats...u have to keep them in 5 cages.
Each cage should have only odd numbers...
Pla send me d answer

Click here to see answer by KMST(5328)

Question 796767: 2+555+56
Click here to see answer by tommyt3rd(5050)

Question 797268: what is the answer to 5:3 (ratio) if three equals 615?

Click here to see answer by DrBeeee(684)

Question 797304: D=g+m/2 solve for g
Click here to see answer by solver91311(24713)

Question 797397: if 5x+y=9 and y=4x then x=
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Question 797607:
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Question 797609:
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Question 797919: Find a cubic function with integral coefficients having (4 + 3i) and -3 as roots
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Question 798106: The question is to solve algebraically:
x-3y-3z=0
2x+5y-5z=1
-x+5y-6z=-9
After I solved for the first 2 equations i got 11y-11Z=1 then I solved for the second and third equation and got 15y-129z=-8 then i combined them and got 26y+140z=-7 but the objective is to find out what x,y,z is and I was not successful in that
Click here to see answer by Alan3354(69443)

Question 798211: Hello. I had a math test at shcool and there was a question I'm not very sure of.
Could you please help me with this question?:"Pinky and Perky were Mrs Purr's two favourite cats. Every night she would feed them 56 cat biscuits, making sure Pinky recieved twelve more biscuits than Perky.How many biscuits did each cat get?"
All I think I know is maybe the problem formula goes like this ( 12x + x = 56 )
Thanks
Click here to see answer by Alan3354(69443)

Question 798294: How many revolutions will the cylinder, 25 m high, with 15 cm for the diameter of the right section, and 20 cm for the diameter of the base, make if it rolls until it covers an area of level ground equal to one hectare? thank you so much for your response.
Click here to see answer by Alan3354(69443)

Question 798298: The height of the cone is 6 cm. The angle at the vertex of its axial section is . Find the surface area of the cone. thank you so much for your response
Click here to see answer by Alan3354(69443)

Question 798475: What should be added to each of the following in order to have a perfect square of a binomial
a) x^2 - 6ax
b) x^2 - 3x
x) x^2 -10x
Can you please help me out thanks so much in advance:)
Click here to see answer by ankor@dixie-net.com(22740)

Question 798654: you have to make 2L of 15% bleach solution
Click here to see answer by Alan3354(69443)

Question 798829: the larger of two numbers is less than six times the smaller. when the smaller number is subtracted from the larger, the difference is 13. find the two numbers
Click here to see answer by ankor@dixie-net.com(22740)

Question 799574: If y varies jointly as x and z, and y = 12 when x = 9 and z = 3, find z when y = 6 and x = 15.
Click here to see answer by stanbon(75887)

Question 799898: Which one of the following expressions has an even integer value for all integers a and c?
a. ac + a^2
b. a + 2c
c. 8a + 2ac
d. 3a + 3c
e. 2a + c
Click here to see answer by Alan3354(69443)

Question 800170: a person has a rectangular park whose area is 100 sq m he fences three sides of the garden with 30 m barbed wire on the forth side the wall of his house is constructed find the dimensions of the garden
Click here to see answer by stanbon(75887)

Question 800220: if X is a random variable with B(n=4, p=1/4) distribution, then the probability X is at least 1 is?

Click here to see answer by oscargut(2103)

Question 799978: 83 less than a number equals -82
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Question 800972: a cone has a volume of 600 cubic inches and a radius of 6 inches. Find the height of the cone
Click here to see answer by oscargut(2103)

Question 801274: the sum of three numbers is 62. the second is 5 more than the smallest and the third is 8 less than the second. find the numbers.
Click here to see answer by MathLover1(20849)

Question 801851: Compute the derivative.
d/dx[(x^3+2x)(x^2-x)]|x=2
Click here to see answer by Edwin McCravy(20054)

Question 802814: An engineer is designing a parabolic arch. The arch must be 15m high and 6m wide at a height of 8m. Determine a quadratic function that satisfies these conditions and the width of the arch at its base.
This is what I have so far:
vertex (x,15)
passes through point (6,8)
h(w)= a(x-h)^2+15
Can you help me with the rest.
Thanks
Click here to see answer by KMST(5328)

Question 803263: by definition: (999,999,999)power of 0
whats the definition?
Click here to see answer by rothauserc(4718)

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