Questions on Algebra: Systems of equations that are not linear answered by real tutors!

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Algebra: Systems of equations that are not linear

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Question 66124: The amount of money that Jon spends fishing is dependent upon the average temperature during any month. It varies according to the function:m=5t^3/5+45. If the average temperature last July was 87.45 degrees, how much did Jon spend fishing?
Click here to see answer by stanbon(26297)

Question 66122: i need to solve for all real roots
(sqrt)(2x^2+x-12)=x
Click here to see answer by venugopalramana(3286)

Question 66119: simplify and reduce to lowest terms or rationalize
1/((sqrt)t-5)+3/((sqrt)t+5)
Click here to see answer by Nate(3495)

Question 66118: simplify and reduce to lowest terms or rationalize
(sqrt)(20m^3b)
Click here to see answer by Nate(3495)

Question 66114: Simplify and reduce to lowest terms
64^5/6
and
8^-2/3

Click here to see answer by Nate(3495)

Question 66115: Simplify and reduce to lowest terms
(sqrt)16/(sqrt)32
and
(sqrt)8+(sqrt)32
Click here to see answer by checkley71(8405)

Question 66242: Hi! I need to reduce to lowest terms or rationalize.
(2(sqrt)3-1)(3(sqrt)3+4)
and
^3(sqrt)(-8x^12)
thanks in advance for the help
Click here to see answer by ankor@dixie-net.com(6693)

Question 66422: 6-b=5b+30
Click here to see answer by uma(370)

Question 66476This question is from textbook Algebra 1
: It takes a small jet plane 4 hours less time than it takes a propller-driven plane to travel from Glen Rock to Oakville. The jet plane averages 637 km/h while the propeller plane averages 273 km/h. How far is it from Glen Rock to Oakville?
THANK YOU!This question is from textbook Algebra 1

Click here to see answer by josmiceli(3013)

Question 66474This question is from textbook Algebra 1
: Two cars leave town at the same time going in the same direction on the same road. One travels 30 mi/h and the other travels 46 mi/h. In how many hours will they be 72 miles apart?
THANK YOU!This question is from textbook Algebra 1

Click here to see answer by josmiceli(3013)

Question 66475This question is from textbook Algebra 1
: A private airplane leaves an airport and flies due south at 192 km/h. Two hours later a jet leaves the same airport and flies due south at 960 km/h. When will the jet overtake the plane?
THANK YOU!This question is from textbook Algebra 1

Click here to see answer by ptaylor(1578)

Question 66469This question is from textbook Algebra ! an i ntergrated approach

: Please help me answer tis Equation: 8y(4-1) +2y - 6
Thanks for your time!!
This question is from textbook Algebra ! an i ntergrated approach

Click here to see answer by ptaylor(1578)

Question 66494: The amount of money Jim spends fishing is dependent upon the average temperature during any month. It varies according to the function: m=5t^(3/5)+45. If the average temperature last July was 87.45 degrees, how much did Jim spend fishing?
Thanks so much for the help in advance!
Click here to see answer by tutorcecilia(2042)

Question 66454: 8-5p=4p-1
Click here to see answer by checkley71(8405)

Question 66449: 5x+2=2x-10
Click here to see answer by checkley71(8405)

Question 66523: Hi! I need to calculate the discriminant and state how many real solutions each equation has.
4x^2-6x+4=0
and
4x^2-4x+1=0
Thanks for youe help in advance!
Click here to see answer by stanbon(26297)

Question 66530: g(x)=x^2+3x
h(x)=(x+3)/2
Find (hog)(-1)
Click here to see answer by stanbon(26297)

Question 66533: log (10,000)=?
Click here to see answer by stanbon(26297)

Question 66532: What is X if logvx(16)=-2
**the v is the opposite of ^***
Click here to see answer by stanbon(26297)

Question 66531: f(x)=e^(2x)
What is f(1/4)?
Click here to see answer by stanbon(26297)

Question 66529: f(x)=8+x
g(x)=x-5
If d(x)=f(x)-g(x), find d(x)
Click here to see answer by Nate(3495)

Question 66528: Kay wants a rectangular area in the greenhouse reserved for African Violets. She says the width of the area must be one foot less than the length. She also says the area must be atleast 12 square feet. What widths would satisfy Kay's requirements?
Click here to see answer by Nate(3495)

Question 66527: The length of Jims leader is always 2 feet shorter than the length of his fishing rod. If the product of the length of the leader and the length of the rod equals strength of his line in lbs and he uses 16 lbs line, What is the length of his leader?
Click here to see answer by Nate(3495)

Question 66526: solve
x^2-6x>-8
and
1/(t-5)<3/(t+5)
Thanks!
Click here to see answer by Nate(3495)

Question 66525: solve
X^4-10x^2+9=0
and
y-2-8(sqrt)(y-2)+15=0
Thanks!
Click here to see answer by Nate(3495)

Question 66534: i am so confused and stressed can you please show me how to do these
x+2y=6
5x+3y=2

Click here to see answer by Earlsdon(4900)

Question 66450: 1.2x+4.3=2.1-x
Click here to see answer by Leah_Taylor(3)

Question 66624: Hi! I need some help to solve:
X^2+6x+6=0
Thanks in advance for your help!
Click here to see answer by Earlsdon(4900)

Question 66623: Hi! I need help to solve:
-3x^2+5x-1=0
Thanks in advance for your help!
Click here to see answer by stanbon(26297)

Question 64476: 3x-6= -3(2-x)
heres what i have so far
3x-6=-6+3x
+6=+6
----------
3x=3x
--=---
3 3

thanks for your help in advance
Click here to see answer by rapaljer(3625)

Question 66776This question is from textbook
: The ratio of the amount of money Carl has to the amount of money Donald has 7:3. If Carl gives David $20, the two will then have equal amounts. Find the equal amount that each one has.This question is from textbook

Click here to see answer by ankor@dixie-net.com(6693)

Question 66921: 2x+5y=3
-x+3y=-7
Click here to see answer by checkley71(8405)

Question 67058: m= -3/4v solve for v
Click here to see answer by ptaylor(1578)

Question 67057: A=2/5k solve for k
Click here to see answer by Zoop(21)

Question 67052: A=1/3b^2h solve for h
Click here to see answer by ankor@dixie-net.com(6693)

Question 67053: p=1/2mv^2 solve for m

Click here to see answer by ptaylor(1578)

Question 67628: Please help me with this!
1) The volume of a cylinder (think about the volume of a can) is given by V = πr2h where r is the radius of the cylinder and h is the height of the cylinder. Suppose the volume of the can is 121 cubic centimeters.
a) Write h as a function of r. Keep "" in the function's equation.
Answer:
Show work in this space.

b) What is the measurement of the height if the radius of the cylinder is 3 centimeters? Round your answer to the hundredth's place.
Answer:
Show work in this space.

c) Graph this function.
Show graph here.

Click here to see answer by stanbon(26297)

Question 67630: I cant figure this out. Please help.
4) For a fixed rate, a fixed principal amount, and a fixed compounding cycle, the return is an exponential function of time. Using the formula, , let r = 8%, P = 1, and n = 1 and give the coordinates (t,A) for the points where t = 0, 1, 2, 3, 4. Round your answer to the hundredth's place.
a) Show coordinates in this space.

b) Show graph here.

Click here to see answer by stanbon(26297)

Question 67635: You and your neighbor go to Wendys for a Big Lunch. You buy 3 burgers and 2 orders of fries for $6.50. Your neighbor buys 2 burgers and 5 orders of fries for $8.00. How much does each item cost?
Click here to see answer by stanbon(26297)

Question 67655: Can you please help me on this equation! i get all the other problems on my home work but not this one!! Please HELP!!
x-y=0
2x+y=0
Click here to see answer by checkley71(8405)

Question 67627: Please Help!!! I cant figure this out.
1) An open-top box is to be constructed from a 4 foot by 6 foot rectangular cardboard by cutting out equal squares at each corner and the folding up the flaps. Let x denote the length of each side of the square to be cut out.
a) Find the function V that represents the volume of the box in terms of x.
Answer:

b) Graph this function and show the graph over the valid range of the variable x..
Show Graph here.

c) Using the graph, what is the value of x that will produce the maximum volume?
Answer.

Click here to see answer by ankor@dixie-net.com(6693)

Question 67935: y=3x-1
and
y=negative2x
The x and y are the same in both problems.
Click here to see answer by checkley71(8405)

Question 68552This question is from textbook algebra 1
: tyrone is twice as old as his daughter. in six years tyrone's age will be three times what his daughter's age was six years ago.how old are they at the present timeThis question is from textbook algebra 1

Click here to see answer by rmromero(383)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755