Questions on Algebra: Negative and Fractional exponents answered by real tutors!

Tutors Answer Your Questions about Exponents-negative-and-fractional (FREE)

Question 394037: what is 125 to the -4/3:
Click here to see answer by princess_kita92(1)

Question 394117: Simplify 8x/24
Assume x is not zero
Click here to see answer by mananth(16946)

Question 394827: I am having problems with negative fractional exponents. Here's a problem Ive been working on.
(8/27)^-2/3

Click here to see answer by stanbon(75887)

Question 394831: I need help solving this equation.
(6a^3/5 b^1/4)(-3a^1/5 b^3/4)
Click here to see answer by josmiceli(19441)

Question 394831: I need help solving this equation.
(6a^3/5 b^1/4)(-3a^1/5 b^3/4)
Click here to see answer by mananth(16946)

Question 394732: ac=bc what property is it

Click here to see answer by robertb(5830)

Question 395494: solve.....-5x-8x=-78
Click here to see answer by EricL(29)

Question 395495: solve 7.6x-3.5x=-123
Click here to see answer by EricL(29)

Question 395497: solve using the principles together 8y-7=23-2y...Solution is Y=
Click here to see answer by EricL(29)

Question 395499: solve.....5y-4+y+18=7y+20-4y
Click here to see answer by Jstrasner(112)

Question 395504: solve 5(4x-2)=90 x=??
Click here to see answer by EricL(29)

Question 395506: solve..6(x+4)=8(x-2)...x=???
Click here to see answer by Jstrasner(112)

Question 395498: Solve using principles together ....4x-5=16+11x....X=??
Click here to see answer by EricL(29)

Question 395505: solve...6-6(3x-4)=-24
Click here to see answer by rfer(16322)

Question 395609: solve for indicated letter My=Nx, for x.....x=??
Click here to see answer by stanbon(75887)

Question 395608: solve....5.3x-2.8=4.24-3.5x.....x=?
Click here to see answer by EricL(29)

Question 395705: how do you even begin solving this problem
(16 to the -5 power) to the 1/20 power
Click here to see answer by jsmallt9(3758)

Question 395918: 1.2*10^14 /0.5*10^-24=
Whats the rule for dividing a fraction with negative exponets?
Click here to see answer by stanbon(75887)

Question 396287: 3(x+1)^(4/3)=48
Click here to see answer by jsmallt9(3758)

Question 396348: t^-6/7s^2, i understand that the t^-6 moves to the denominator and s^2 becomes the numerator but why does the 7 stay in the denominator, s^2/ 7t^-6. I am just following what I have learned but have forgotten why I do it this way. Thanks for your help
Click here to see answer by stanbon(75887)

Question 396818: x^3 = 3x
what is x?
Click here to see answer by Alan3354(69443)

Question 396817: x^3 = 3x
what is x?
Click here to see answer by Alan3354(69443)

Question 397079: Rewrite the following expression with positive exponents.

In case you can't see it, that exponent is a
Click here to see answer by jim_thompson5910(35256)

Question 397262: Express using a positive exponent.

Simplify your answer. Type a positive exponent.
Click here to see answer by MathLover1(20850)

Question 398199: (2/9) to power of -2. Simplify the expression.
Click here to see answer by stanbon(75887)

Question 398207: I have to simplify -3k^(-3)(mn)^3 over p^(-8)
and I got -3p^8(mn)^3 over k^3

Click here to see answer by MathLover1(20850)

Question 398343: subtract -6/7-1/7
Click here to see answer by stanbon(75887)

Question 398355: multiply 5(x+1)
Click here to see answer by Earlsdon(6294)

Question 398356: find an equivalent expression without parenthesis -(s-70)
Click here to see answer by Alan3354(69443)

Question 398358: solve using the multiplication principle
-15x=195
Click here to see answer by Alan3354(69443)

Question 398374: Collect like terms:
18t+t+5/3t=??
Simplify your answer . Type and improper fraction
Click here to see answer by stanbon(75887)

Question 398462: Please help me with the following problem. I am not sure where to begin. Thank you.
Factor the polynomial (x-1)(x+4)^2-(x-1)^2(x+4). Your answer can be written as A(x+B)(x+C) with integers A, B, C and B A=
B=
C=
Click here to see answer by user_dude2008(1862)

Question 398389: Solve for the indicated letter
b=8-a, for a, the solution is a=??
Click here to see answer by richard1234(7193)

Question 398745: simplify (25/x^-4)^(3/2)
Click here to see answer by jsmallt9(3758)

Question 398409: How do I rewrite root:4:(20) as a rational exponent
Click here to see answer by jsmallt9(3758)

Question 398616: x^-3/2=1/729
Click here to see answer by jsmallt9(3758)

Question 399122: how do you write this without exponents
(1/32)^-2/5
and
81^-3/4
Click here to see answer by jsmallt9(3758)

Question 399450: solve 5(2x-3)<15
10x - 15 < 15
10x - 15+15<15+15
10x = 30
X = 3
Click here to see answer by blhobbs1(4)

Question 399451: translate to an inequality a number is at least 8
Click here to see answer by ewatrrr(24785)

Question 399585: I am trying to find the difference in these 2 situations
(-8) to the -4th power
& -8 no brackets to the -4th power.
Thanks
Click here to see answer by stanbon(75887)

Question 399865: (64/81) to the negative 3/4 exponent simplifies to what and factors to what
Click here to see answer by stanbon(75887)

Question 400051: Eighty feet is what part of a mile?
Click here to see answer by ewatrrr(24785)

Question 400166: solve 3(3+4x)-8>109
under the > is a line which I think stands for greater than or less than equal to sign, thats not on my keyboard.
Click here to see answer by MathLover1(20850)

Question 400159: Solve using addition and multiplication principles:
2.4x+21.4>53.5-8.3x
Simplify your answer, type and integer or a decimal
The solution set is ???
Click here to see answer by Tatiana_Stebko(1539)

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, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330