Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 666138: Use the distributive property to rewrite the expression.
(c+3)2
Click here to see answer by ewatrrr(24785)

Question 666169: 8 3/4 - 3 1/4 please explain

7 5/12 -2 3/4 please explain
Click here to see answer by ReadingBoosters(3246)

Question 666169: 8 3/4 - 3 1/4 please explain

7 5/12 -2 3/4 please explain
Click here to see answer by ewatrrr(24785)

Question 666240: I am having a problem with this equation and don't seem to solve it.
the problem is to solve the equation:
(x-10)2/5 = (9x)1/5

Click here to see answer by lynnlo(4176)

Question 666265: What is the answer bx-2=k if you are solving for k? I thought it was k= bx-2 obviously, but it is not one of the choices.
Click here to see answer by lynnlo(4176)

Question 666308: X^2 + 10x + 25 = 10 , I need to solve this by factoring but I really don't understand factoring and how it works.I kind of get that I'm suppose to get two answers , one for each x? Please help!
Click here to see answer by Katiebug24(19)

Question 666441: in 2005,california had 21 more seats in the u.s. congress than texas had .if t represents the number of seats texas had,write an expression for the number of seats california had
Click here to see answer by ReadingBoosters(3246)

Question 666515: a chemist needs 150 mm of a 38% solution but has only 22% and 82% solutions available. Find how many mm of each that should be mixed to get the desired solution.
Click here to see answer by mananth(16946)

Question 666538: 4x+8=3x+17
Click here to see answer by ReadingBoosters(3246)

Question 666564: 4(5a+3)+2(8a-6)

Click here to see answer by ReadingBoosters(3246)

Question 666310: How do I do the math problem in Algebra for 5 x 3 - 8 / 2 x 3
Click here to see answer by ReadingBoosters(3246)

Question 666660: thegraph shows the solution set of three inequalities.name one point that satifies all three conditions/
y<4
- this line is suppose to be under <
x>-3
y>x+2
Please help

Click here to see answer by ewatrrr(24785)

Question 666764: Solve for h.
Click here to see answer by ewatrrr(24785)

Question 666796: Please help solve this equation . Y=1 and z= -5/3
Click here to see answer by MathLover1(20849)

Question 666812: solve the equation by completing the perfect square. x^2 - 18x + 86 = 0
So far i got this:
x^2 - 18x + 81 = -86 + 81
(x - 9)^2 = -5
Click here to see answer by swincher4391(1107)

Question 666978: The teacher gave us several problems and I couldn't figure out the answers.
4x+11
Or 5x-2y
There were no variables for x or y given. So I tried for the first problem to subtract 11 from both sides and x=-11/4. I don't think that was correct.
Click here to see answer by Alan3354(69443)

Question 667002: y+2x=5
whats y?
Click here to see answer by mananth(16946)

Question 667167: if f(x)=2x+3 and g(x)=x^2-3x^-1,then what is f(x)+g(x)?
Click here to see answer by MathLover1(20849)

Question 667211: solve the equation -7=h/5
a. -7/5
b. 35
c.12
d.-35
Click here to see answer by mananth(16946)

Question 667216: three subtracted from a number n.
Click here to see answer by MathLover1(20849)

Question 667216: three subtracted from a number n.
Click here to see answer by ewatrrr(24785)

Question 667258: solve the equation for x, show your work
11 + 4x/-5 = 1x/3
Click here to see answer by ewatrrr(24785)

Question 667282: If there are 450 people surveyed, and 106 people answer "Yes" What is this answer as a percentage?
Click here to see answer by ewatrrr(24785)

Question 667319: What is the sum of the solutions of 2|x-1|-4=-2
a. 1 1/2
b. 2
c. 2
d. 0
Click here to see answer by ewatrrr(24785)

Question 667319: What is the sum of the solutions of 2|x-1|-4=-2
a. 1 1/2
b. 2
c. 2
d. 0
Click here to see answer by Edwin McCravy(20055)

Question 667323: Name the property of real numbers illustrated by the equation.
-4(x+3)=-4x-12
A. Commutative Property of Addition
B. Associative Property of Addition
C. Distributive Property
D. Associative Property of Multiplication
Click here to see answer by ewatrrr(24785)

Question 667308: For which equation is a=8 a solution?
Click here to see answer by Alan3354(69443)

Question 667366: how do we do 3 (x + 5) = 2x + 20
Click here to see answer by Alan3354(69443)

Question 667366: how do we do 3 (x + 5) = 2x + 20
Click here to see answer by lynnlo(4176)

Question 667364: what is x in this equation 5/6x=-3/8
Click here to see answer by MathLover1(20849)

Question 667471: x^2-x-14
Click here to see answer by Alan3354(69443)

Question 667466: Can you please help me? 3d+8= 2d-7
I Did 3d plus 2d because there like terms. Which makes 5d+8=-7?
Then i did -7 minus 8 which equals -1 so it becomes 5d=-1? Then 5d divided by -1 equals -5?
Am i doing this right? If not can you please help me do it right?

Click here to see answer by MathTherapy(10552)

Question 667575: Carpet is needed for a 12 feet by 9 feet rectangular room. The carpet being used is $8 per square yard.
a) How many square yards of carpet must be purchased?
b) what is the total cost to carpet the rectangular room?
please explain to me how to do this because i have a test on this tomorrow thank you.
Click here to see answer by stanbon(75887)

Question 667535: -2(x+7)=16
Click here to see answer by Adrianne15(25)

Question 667651: Simplify the expression
9-2 1/4=

Click here to see answer by Adrianne15(25)

Question 667728: If Gina leaves now and drives at 66 km/h, she will reach Alton just in time for her appointment. On the other hand, if she has lunch first and leaves in 40 minutes, she will have to drive at 90 km/h to make her appointment. How far away is Alton?
Click here to see answer by mananth(16946)

Question 667821: 4x-3y<8
Click here to see answer by ReadingBoosters(3246)

Question 667821: 4x-3y<8
Click here to see answer by tam144(6)

Question 667918: African Gold coffee sells for $12 per pound and Peruvian Dark sells for $8 per pound. How much of each do I need to use to make 50 pounds of a mixture that I will sell for $9?
Click here to see answer by stanbon(75887)

Question 667924: on the graph it shows the equation y^4=x
(a)at how many points does x=4
(b) at how many points does x=-4
You do not have to find the value of these points,just tell how many there are
Click here to see answer by stanbon(75887)

Question 667967: Please help me solve this equation : 2d+6=3(d-3)
Click here to see answer by ewatrrr(24785)

Question 667992: M-5=7
The answer is obviously 12, but how is it written?
For example:
6+x=13
Teacher wants (6-6)+x=(13-6) so x=7
How would you answer M-5=7?
Click here to see answer by Adrianne15(25)

Question 667662: Three less than the quotient of a number and 2 is 8. What is the number?
Click here to see answer by Adrianne15(25)

Question 668024: please help me solve this problem.. i'm having the worst time with it.
multiply (4a)^8 x (4a)^6=
Click here to see answer by Adrianne15(25)

Question 668024: please help me solve this problem.. i'm having the worst time with it.
multiply (4a)^8 x (4a)^6=
Click here to see answer by ReadingBoosters(3246)

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11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 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23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 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39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580