Questions on Algebra: Real numbers, Irrational numbers, etc answered by real tutors!

Tutors Answer Your Questions about real-numbers (FREE)

Question 338084: factor completely
25x^2 +10x +1
(5x +2) (5x +5)
Click here to see answer by jim_thompson5910(35256)

Question 339504: b-b1=m(g-g1)

I have to solve for m, and the ones next to the second b and second g are sub 1's but i didnt know how to type that, just clarifying.
Click here to see answer by rfer(16322)

Question 340076: I missed class today and don't know how to do the following problem:
-x/6=9 (Negative x over 6 equals nine). I believe the answer is -54 but I don't know how to show I got there. Thank you!
Click here to see answer by rfer(16322)

Question 340229: what is 3+(-3)=(-3)+3
Click here to see answer by stanbon(75887)

Question 340219: use a graphingutility to approximate the real solutions given equation round to the two decimal place. all solution lie betten -10 and 10. -2x^4+7=3x-2
Click here to see answer by Fombitz(32388)

Question 340231: whatis -5+0=-5 and 6(t+4)=6t+6*4
Click here to see answer by Fombitz(32388)

Question 340488: build each fraction or whole number to an equivalent fraction having the indicated denomiator
1/3 denominatior 9
Click here to see answer by checkley77(12844)

Question 340869: -4 /(3-x)
A. All real numbers x such that x ≠ -3
B. All real numbers x such that x ≠ 0
C. All real numbers x such that x ≠ 4
D. All real numbers x such that x ≠ 3
Click here to see answer by CharlesG2(834)

Question 341067: i dont know how to solve 2-(2-7/4) please help me step by step im having a test tomorrow
Click here to see answer by Alan3354(69443)

Question 341192: can you please help me with this problem?
fractions:
3 over 14 divided by 15 over 28
Click here to see answer by rfer(16322)

Question 341192: can you please help me with this problem?
fractions:
3 over 14 divided by 15 over 28
Click here to see answer by stanbon(75887)

Question 341209: Simplify:

can you please help? thank you very much!
Click here to see answer by Edwin McCravy(20054)

Question 341052: Is 7.6 Rational or Irrational?
Click here to see answer by Fombitz(32388)

Question 341708: I am using greater than, less than or equal to with negatives with decimals for example -10.98 -10.99
Click here to see answer by user_dude2008(1862)

Question 341714: putting negative fractions in order from least to greatest for ex: -8/9, -7/8, -22/25
Click here to see answer by user_dude2008(1862)

Question 341777: Find the number of real number solutions of 4x^2+16x+15=0
Click here to see answer by stanbon(75887)

Question 341776: find the first the terms of each arithmetic series.
first number= 14 last number= -85 sum of first n numbers= 900
Click here to see answer by stanbon(75887)

Question 341827: Hello. I would like to get some help with a few issues I'm having if you don't mind. Been out of school for a long, long while and I need your help with:
Rewriting in simplified radical form sqrt()54x^4 (my answer was 3x- sqrt()6)
Simplifying u sqrt()50x^5 +6x^2 sqrt()8xu^2 (my answer was 10x + 4xu)
Simplifying sqrt() 2y^2v^3 sqrt() 10yv^4
Simplifying 10r^2s/7pq^2/5r^3s^2/21q^3 and
Add but put in lowest terms -4v+8x over 4v + 5v-4x over 4v
I greatly appreciate any help or insight you could give on these issues I'm having and I'm thanking you in advance for your assistance. :)

Click here to see answer by stanbon(75887)

Question 342040: |-25| - (-32)
-3.35 - 6.21

Click here to see answer by checkley77(12844)

Question 342040: |-25| - (-32)
-3.35 - 6.21

Click here to see answer by scottfin(2)

Question 342155: the product of -3 and the difference between and -7
Click here to see answer by Alan3354(69443)

Question 342285: What is 30 - natural, whole intergers, rational, irrational and/or real numbers
Click here to see answer by Jk22(389)

Question 342312: My math work book says "Write the range and domain of P = {(x,y) / y + x squared}. The range is the domain equals all real numbers and the range equals y :y>0}. I understand the real numbers but can you explain the answer for range? Any assistance would be appreciated! Thank you.
Greg
Click here to see answer by stanbon(75887)

Question 342361: What number is 0.35 of 160?
Click here to see answer by nyc_function(2741)

Question 342402: The instructions say "Use properties and definitions of operations to show that the statement is true. Justify each step." The question is 6(a+3)=2a
Click here to see answer by Jk22(389)

Question 342514: I need to know how to name the set or sets of numbers that each real number belongs to. I don't really know how to classify it. How would I know if it is an integer, whole number, real number, rational or irrational number and what is a natural number? And I am using square roots with these so the first question is negative square root of 20. So how do I classify that? For my answer I put integer, rational, and real number, but I don't even know what they mean.
Click here to see answer by jim_thompson5910(35256)

Question 342044: In exponential notation, the exponent tells us?
Click here to see answer by nyc_function(2741)

Question 342590: can you please tell me what the absolute value of -327 is?
thank you
Click here to see answer by solver91311(24713)

Question 342754: cane u help sovle this y-7+4y=13
Click here to see answer by Alan3354(69443)

Question 342772: Area of a painting. A rectangle painting with a width of x centimeters has an area of of x^2 +50 square centimeters. find a binomial that represents the length.
Click here to see answer by Fombitz(32388)

Question 342621: Please help my son and I understand the following two questions I think once we understand how you arrived at the answer we may be able to understand the other questions,
name the subset of of the real number 1. 3/4 2. -8

Thanks

Click here to see answer by Fombitz(32388)

Question 342999: is 8/2 rational or irrational number
Click here to see answer by Fombitz(32388)

Question 342997: What is the two whole numbers that each non perfect square is between:
1. square root of 5 _______
2. square root of 59 _______
3. square root of 32________
4. square root of 75_______
5. square root of 102 _______
Click here to see answer by Alan3354(69443)

Question 342581: can you please help me find the absolute value of 3/10?
3/10 is a fraction by the way
Click here to see answer by Fombitz(32388)

Question 343319: is -1.010010001 an irrational number true or flse

Click here to see answer by fractalier(6550)

Question 343777: what type of number is -1/3
Click here to see answer by jim_thompson5910(35256)

Question 343777: what type of number is -1/3
Click here to see answer by unlockmath(1688)

Question 343893: find two irrational numbers between 5/7 and 9/11
Click here to see answer by Jk22(389)

Question 344778: 5s[2]-10s[2]
Click here to see answer by user_dude2008(1862)

Question 344813: Let B= {x:x is an integer between -4 and 3 (not including -4 and 3)}. How many elements are in BXBXB?
Click here to see answer by user_dude2008(1862)

Question 344814: solve for (x,y): {(1/x + 1/y =6)/(1/x - 1/y= -4)
Click here to see answer by checkley77(12844)

Question 344920: Find the 3 consecutive even integers whose sum is 114
Click here to see answer by rfer(16322)

Question 345726: what sets of numbers do these belong to....
if there is more than one answer please list all of them....
-2.5
3 3/5
the square root of 25
and the sign pie
Click here to see answer by solver91311(24713)

Question 345766: How are realnumber broken down
Click here to see answer by solver91311(24713)

Question 345877: show that 5 7/18 is rational by writing it as a quotient of two integers

Click here to see answer by scott8148(6628)

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, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590