Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 39930: Please, need help again.
Solve the following equation for w
2 (w - 3) + 2w = 14
Simply ou answer as much as possible

Solving a linear equation with several occurances of the variable
Solve for x
7/4x + 4/3 = 1/4x + 7

Solving a linear equation with several occurance of the variable
Solve the following equation for x
-5 (x + 8) = 4x + 32

Solving a linear equation with several occurances of the variable
Solve the following equation for x
-2(x - 4) + 7 = -6(8x - 6) + x

Solving a linear equation with several occurances of the variable
Solve the following equation for t
8t - 4/5 + 9t - 2/2 = 47
Simply your answer as much as possible
Click here to see answer by zeynep(43)

Question 39554: Solve each equation by first eliminating the fractions
1/2q - 6 = 1/5q
Solve each equation by first eliminating the decimal numbers
0.5b + 3.4 = 0.2b + 12.4
Solve each equation. If you feel proficient enough, try simplying the process
4x - 2 = -8 + 5x
Solve each equation. Identify each as a conditional equation, an inconsistent equation or an identity
3 - 3(5 - x) = 0
Solve each equation
-3 - 4(t - 5) = -2(t + 3) + 11
Click here to see answer by zeynep(43)

Question 39489: Solve each equation. Identify each equation as a conditional equation, an inconsistent equation, or an identity.
1/2a - 5 = 1/3a - 1

Fill in the tables using the given formulas
y = -5x + 10
________________________
x y
_______________________
-20
-10
0
10
______________________

Click here to see answer by zeynep(43)

Question 41512: Hello!
Can anyone help please?
My question is:
A woman has four dresses for which she paid a total of $80. The first dress cost as much as the second plus
half of the third. The second cost as much as the fourth minus the cost of the third. The third cost one-third
of the first. The fourth cost as much as the second and third together.
What was the price of each dress?
Thanks
marangeo
Click here to see answer by psbhowmick(878)

Question 41515: Can someone please help me out on figuring this problem out. I need to
Either perform the indicated operation or solve the equation, whichever is appropriate.
(x^2-4)/(x)/(4x-8)/(x)
Click here to see answer by gsmani_iyer(201)

Question 41487: Simplify the expression:
1/x-1/b over 1/xb+1/2
Click here to see answer by tran3209(100)

Question 41456: division
4x^5+10x^4-16x divide by 4x^2
having problems please show work
Click here to see answer by tran3209(100)

Question 41511: Hello!
Can anyone help please?
My question is:
At a local village gala, the entire population turned up, 500 people. The event raised �3,000. Tickets were priced as follows: �7.48 men, �7.12 women and �0.45 children. How many children were there?
I know the answer is 92 but I don't know how to work it out.
Thanks
marangeo

Click here to see answer by rapaljer(4671)

Question 41490: The area of a square is given by A=S second power. What is the area of the squares whose sides are 5,10,12 and 15cm?
Click here to see answer by mszlmb(115)

Question 41517: Please help solve. Either perform the indicated operation or solve the equation, whichever is appropriate.
(-5)/(a^2-4)-(2)/(a^2-3a+2)
Click here to see answer by Nate(3500)

Question 41492: Celsius temperature readings can be converted to farenheit readings with the formual F=9/5C +32. What is the farenheit temperture that corresponds to each of the following celsius temperatures: -10,0,15,100?
Click here to see answer by Nate(3500)

Question 41494: When x number of units are sold, the price of each unit (in dollars) is given by p=-x/2 + 75. Find the unit price when the following quantities are sold. 2,7,9,11.
Click here to see answer by mszlmb(115)

Question 41586: clear fractions and decimals, solve and check
1/2+4m=3m-5/2
i am really stuck on how to solve it properly the denominater 2 is under the 1 and the denominater 2 is under the 5
Click here to see answer by stanbon(75887)

Question 41578: kx+3y=k-3
12x+ky=k
solve for k
Click here to see answer by stanbon(75887)

Question 41590: how can i do a chk for this problem 5/4x+1/4x=2x+1/2+3/4x
i can figure the answer correctly but i cand figure out how to check that answer is coorect im not sure how to do it
Click here to see answer by Nate(3500)

Question 41599: Five times some number is 10 less than the number. What is the number?
Click here to see answer by checkley71(8403)

Question 41600: 4x+3=-1
Click here to see answer by checkley71(8403)

Question 41596: Please help me solve:
2x^3-x^2+3 divided by (x-3)
I'm asked to find the quotient and the remainder.

Thanks!!!!!
Click here to see answer by AnlytcPhil(1806)

Question 41602: (2x-3)(x^2-x-1) show work
Click here to see answer by checkley71(8403)

Question 41604: problem solving
Five times some number is 10 less than the number. What is the number?
show work
Click here to see answer by stanbon(75887)

Question 41603: (x+y)^2
show work
Click here to see answer by stanbon(75887)

Question 41598: 4x^5+10x^4-16x^2 divide by 4x^2
show work
Click here to see answer by tran3209(100)

Question 41778: art dealer sold 2 artworks for 1520. made a profit of 25% on the first work and 10% profit on the other. if he had approached any exhibition he would have sold them together for 1535, with a profit of 10% on the first and 25% on the other find the actual cost each artwork
Click here to see answer by josmiceli(19441)

Question 41677: square route 1 + x3 = 3
Click here to see answer by vidhyak(98)

Question 41823: im not really sure if this is the right topic for my question.
NUMBER OF | | | | |
TICKETS(n) | 1 | 2 | 3 | 4 | 5
____________|_________| ________|________|________|_________
COST IN | 1.50 | 3.00 | 4.50 | 6.00 | 7.50
DOLLARS(c) | | | | |
WRITE A FORMULA TO EXPRESS THE RELATIONSHIP SHOWN IN EACH TABLE
IM NOT SURE HOW TO SOLVE THIS, PLEASE HELP ME
Click here to see answer by psbhowmick(878)

Question 41651: Write the equasion of a line with slope -3 and Y intercept -7
Click here to see answer by tran3209(100)

Question 41540: I need to graph the following equation. y=3/4x+2
Please I need help badly. Thanks
Click here to see answer by tran3209(100)

Question 41885: please help me solve this equation. find the area of a triangle with a base 3.25 cm and a height of 4.5cm
Click here to see answer by checkley71(8403)

Question 41873: a pentagon is a five-sided figure.in the pentagon,all five sides are equal and are desigated by s.
a. write a formula for the perimeter, p, of this pentagon.
b. find the perimeter of the base of the Pentagon building in Washington,D.C., each side of which is 921 feet.

i think i know what to do but i wanna make sure im right
Click here to see answer by checkley71(8403)

Question 41917: Can someone help me solve this problem?
Subtract:
8 gal. 7 qt.
- 3 gal. 2 qt.
Thanks,
Sher
Click here to see answer by fractalier(6550)

Question 41869: What is the value of the discriminant?
X(squared) - 3x - 12 = 0

The teacher collected the textbooks today, the final is tomorrow.
Click here to see answer by fractalier(6550)

Question 41890: Find the equation of the line containing the point (-1,3) and perpendicular to hte line 2x+4y=-1
Click here to see answer by fractalier(6550)

Question 41977: (a^3/b^2)^4=
Click here to see answer by fractalier(6550)

Question 41994: please help me asap
3. a. Using the formula C=5/9 (F-32), find the Celsius reading corresponding to 32 degrees F, the freezing point of water.
b. Normal body temp. is 98.6 degrees F. What is this in the Celsius scale?

Click here to see answer by checkley71(8403)

Question 42033: Determine which two equations represent parallel lines.
(a) y = x + 4
(b) y =x � 7
(c) y = 2x + 8
(d) y = 2x � 4

A) (c) and (d) B) (a) and (b) C) (b) and (c) D) (a) and (d)

Click here to see answer by checkley71(8403)

Question 42029: An employee who produces x units per hour earns an hourly wage of y = 0.35x + 11 (in dollars). Find the hourly wage for an employee who produces 2 units per hour.

A) $11.40 B) $12.10 C) $12.20 D) $11.70

Click here to see answer by checkley71(8403)

Question 42035: Find all real or imaginary solutions to the equation.

49x^2+9 = 42x
Click here to see answer by rapaljer(4671)

Question 42027: Find the slope of the line passing through the points (�8, �3) and (�2, 2).

A) -5/6 B) -6/5 C) 5/6 D) 6/5

Click here to see answer by rapaljer(4671)

Question 42028: Which of the ordered pairs
(3, 1), (0, �4), (�4, 0), (�3, �7)
are solutions for the equation x � y = 4?

A)
(3, 1) and (�4, 0)
C)
(0, �4), (�4, 0), and (�3, �7)

B)
(0, �4) and (�3, �7)
D)
(�4, 0) and (�3, �7)

Click here to see answer by rapaljer(4671)

Question 42043: One day, the temperature at 8:00 A.M. was 41�F, and by 1:00 P.M. the temperature was 61�F. What was the hourly rate of temperature change?

A) 6�F/h B) 3�F/h C) 4�F/h D) 5�F/h

Click here to see answer by rapaljer(4671)

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30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045, 36046..36090, 36091..36135, 36136..36180, 36181..36225, 36226..36270, 36271..36315, 36316..36360, 36361..36405, 36406..36450, 36451..36495, 36496..36540, 36541..36585, 36586..36630, 36631..36675, 36676..36720, 36721..36765, 36766..36810, 36811..36855, 36856..36900, 36901..36945, 36946..36990, 36991..37035, 37036..37080, 37081..37125, 37126..37170, 37171..37215, 37216..37260, 37261..37305, 37306..37350, 37351..37395, 37396..37440, 37441..37485, 37486..37530, 37531..37575, 37576..37620, 37621..37665, 37666..37710, 37711..37755, 37756..37800, 37801..37845, 37846..37890, 37891..37935, 37936..37980, 37981..38025, 38026..38070, 38071..38115, 38116..38160, 38161..38205, 38206..38250, 38251..38295, 38296..38340, 38341..38385, 38386..38430, 38431..38475, 38476..38520, 38521..38565, 38566..38610, 38611..38655, 38656..38700, 38701..38745, 38746..38790, 38791..38835, 38836..38880, 38881..38925, 38926..38970, 38971..39015, 39016..39060, 39061..39105, 39106..39150, 39151..39195, 39196..39240, 39241..39285, 39286..39330, 39331..39375, 39376..39420, 39421..39465, 39466..39510, 39511..39555, 39556..39600, 39601..39645, 39646..39690, 39691..39735, 39736..39780, 39781..39825, 39826..39870, 39871..39915, 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