Questions on Algebra: Square root, cubic root, N-th root answered by real tutors!

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Question 177733: 5+2x=x-6
what is x
how did you work it out
Click here to see answer by Mathtut(3670)

Question 177870: Can you please help me simplify this exponential equation?
(-3xy^2)^3(-2x^2y)^2
Here is how I tried:
(-3^3*x^3*y^6)(-2^2*x^4*y^2)
-3^3*x^3*y^6*-2^2*x*4*y^2
-3^3*x^7*y^8*-2^2
Click here to see answer by stanbon(75887)

Question 177886: How do you solve (6i)^2
Click here to see answer by Mathtut(3670)

Question 178048: Simplify.
SQUARE ROOT OF 6st^2 over SQUARE ROOT OF 7s^3t

Click here to see answer by jim_thompson5910(35256)

Question 178027: Write the expression in simplest form using the properties of exponents and radicals. Assume all variables are positive
√25x^5y^4

Click here to see answer by jim_thompson5910(35256)

Question 178545: v=s^3 If the volume is 800cm^3 how do I jind the length of a side of a cube
Click here to see answer by Alan3354(69443)

Question 178546: N=x^ +2
this models the number of cases of an infection in millions of a disease x represents the number of years how do I solve for how many years will there be 7 millon cases
Click here to see answer by solver91311(24713)

Question 178953: 3squrt of x -5=3
Click here to see answer by Mathtut(3670)

Question 178953: 3squrt of x -5=3
Click here to see answer by solver91311(24713)

Question 178941: can you please help me express in simplest radical form:((( (square root sign3 - square root sign5)(square root sign3 - square root sign5) )))
Click here to see answer by jim_thompson5910(35256)

Question 179023: A bushel of apples weighs about 42 pounds. Bills truck can carry 7,000pounds. If he loads 150 bushels of apples, how many more pounds can the truck carry?
Click here to see answer by Mathtut(3670)

Question 179024: The football team needs $600 for new equipment. They washed 38 cars on saturday for $15 each car. How much more money do they need?
Click here to see answer by Crystal1238575(4)

Question 179025: In an ordinary year, there are 365 days.
In a leap year,there are 366 days. There are 24 hours in a day. How many more hours are there in one leap year than in one ordinary year?
Click here to see answer by vleith(2983)

Question 179027: A dolphin can swim 30 miles per hour.
A sea lion can swim 25 miles per hour.If both animals swim for 5 hours, how much farther will the dolphin go?
Click here to see answer by vleith(2983)

Question 179309: I am looking for a non-profit tutor. I am having problems understanding the process of solving this problem. The question is the squareroot of (x+2) minus x equals 0. I am solving for x. Can someone please explain. I keep coming up with 0 and I am not sure.

Click here to see answer by Mathtut(3670)

Question 179467: Can you please help solve for the following:

Click here to see answer by Edwin McCravy(20054)

Question 179481: What is the term given to the 4th degree? I know squared and cubed but what's next?
Thank you,
dannemanster@gmail.com
Click here to see answer by Alan3354(69443)

Question 179498: y equals the square root of two x minus five
Click here to see answer by Alan3354(69443)

Question 179561: Squareroot of 2x+3=2
Thank you
Click here to see answer by jim_thompson5910(35256)

Question 179561: Squareroot of 2x+3=2
Thank you
Click here to see answer by Earlsdon(6294)

Question 179635: please help!
In a right triangle, find the length of the side not given
a=? b=1 c= sqr.root of 5
I'm totally stuck!
Thanks,
Click here to see answer by stanbon(75887)

Question 179945: powers and roots
Click here to see answer by Mathtut(3670)

Question 180175: Solve the equation x - 2√8= 8
Click here to see answer by solver91311(24713)

Question 180210: What is the square root of 4x over 3y?
Click here to see answer by solver91311(24713)

Question 180271: x+5(squareroot x)-10=2(squareroot x)
Click here to see answer by ankor@dixie-net.com(22740)

Question 180338: Evaluate 3√75 + 4√12 - 6√27. Express the results in simplest radical form.
Click here to see answer by Mathtut(3670)

Question 180512: calculating 5sqrt3+ sqrt 27. I have tried multiple solutions to this problem as per the examples of this website but still keep coming up with 24 when the actual answer should be 8sqrt3. how is this possible?
Click here to see answer by Mathtut(3670)

Question 180519: Evaluate (sqrt5)(sqrt2) - (sqrt90).
Click here to see answer by stanbon(75887)

Question 180460: x^4-7x^3+18x-126=0
Click here to see answer by Fombitz(32388)

Question 180459: x^6-3x^3-18=0
Click here to see answer by Fombitz(32388)

Question 180689: what is the square root of 125x^2? (square root of 125x squared?

Click here to see answer by jim_thompson5910(35256)

Question 180689: what is the square root of 125x^2? (square root of 125x squared?

Click here to see answer by josmiceli(19441)

Question 180689: what is the square root of 125x^2? (square root of 125x squared?

Click here to see answer by stanbon(75887)

Question 180728: I need to Foil this:
(2-the sq.root of 3)(2+ the sq.root of 3)
Click here to see answer by checkley77(12844)

Question 180800: 49 divided by 64=
(A)1/4
(B)1/2
(C)1/3
(D)7/8
Which is the answer, and how did you come up with the answer?
Click here to see answer by jim_thompson5910(35256)

Question 180861: Write in scientific notation:
886,500,000
Click here to see answer by user_dude2008(1862)

Question 171668: The question is for us to multiply and then simplify by factoring.
√(2^109 ) √(x^306 ) √(x^11 )
Multiply and then simplify by factoring
√(2^109 x^306 x^11

Click here to see answer by Alan3354(69443)

Question 181210: i need help with this problem the square root of 240
Click here to see answer by stanbon(75887)

Question 181217: please help me solve this equation:
Click here to see answer by Alan3354(69443)

Question 181217: please help me solve this equation:
Click here to see answer by HyperBrain(694)

Question 181243: i^-19= here are my choices 1, -1, i, -i
any help would be appreaciated, thanks!
Click here to see answer by Mathtut(3670)

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