# Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 37832: what is the solution to x - 2 _______ = -4 -3 Click here to see answer by longjonsilver(2297)

 Question 37834: Am I doing these right? Simplify (x - 8)(x+5) I have x^-3x - 40 (d-2b)(d+4b) I have d^+2db - 8b^ Click here to see answer by fractalier(2101)

 Question 37820: The Difference between two numbers is 9. Find the number if the sum is 46. Click here to see answer by fractalier(2101)

 Question 37854: simplify (n^ - 3n+1)- (4n^ + n - 5) Click here to see answer by fractalier(2101)

 Question 37822: The difference between two numbers is 9. Find the numbers, if the sum is 46. Click here to see answer by fractalier(2101)

 Question 37817: How do u write equations of a line? I have no idea how to do it and my test is tommorrow! HELP! Click here to see answer by benni1013(197)
 Question 37817: How do u write equations of a line? I have no idea how to do it and my test is tommorrow! HELP! Click here to see answer by Kathy(4)

 Question 37821: The sum of three numbers is 66. The second number is twice the first and six less than the third. Find the numbers Click here to see answer by ilana(307)

 Question 37874: How do you solve aequations such as 4(e+4)=-12? Here is a list of problems I am having trouble with: 8-9y=35 8-12x=32 0=25x+75 3n-9=9 x/3-8=-12 So if you could just tell me how to solve this type of problem it would be greatly appreciated. Thanks Click here to see answer by fractalier(2101)

 Question 37922: How do you find the answer to this word problem: The perimeter of a rectangular garden is 40ft. The width is 2ft. more than one-half the length. Find the length and width. Click here to see answer by Earlsdon(6288)

 Question 37901: a runner decides to run out int he country. he begins to run at an average rate of 9 miles per hour. he runs a certain distance and then turns around and returns along the same route at an average rate of 6 miles per hour. if the round trip took 2 and a half hours, how far did the runner travel before turning around? Click here to see answer by Paul(988)

 Question 38052: IS EACH EQUATION A DIRECT VARIATION? IF IT IS, WHAT IS THE CONSTANT OF VARIATION? A. Y= 5/8X B. 3Y=8X C. X+5Y=10 Click here to see answer by fractalier(2101)

 Question 38058: If x and y are integers, which of the following is NOT necessarily an integer? (A) 3x-2y (B) y to the power 5 (C) x to the power y (D) xy Click here to see answer by fractalier(2101)

 Question 38060: In the diagram above, if O is the centre of the circle, then y= (A) 25 degrees (B) 80 degrees (C) 90 degrees (D) 100 degrees Click here to see answer by lyra(94)

 Question 38017: Solve the equation by any meathod. I'm not sure if I'm supposed to move it all to one side, or what I'm so confused, the answer is {+-1,+-i} Click here to see answer by fractalier(2101)

 Question 38061: WRITE AN EQUATION OF THE LINE THAT CONTAINS THE GIVEN POINTS. A. (3,-3), (-3,1) B. (3,5), (5,3) Click here to see answer by benni1013(197)

 Question 38093: jakes surf shop rents surfboards for \$6.00 plus \$3.00 per hour. ritas surf shop rents them for \$9.00 plus \$2.50 per hour. which is cheaper for which time intervals? Click here to see answer by stanbon(57415)

 Question 38096: a rectangle with dimensions of 5 x 8 is inscribed in a circle. what is the area and circuference of this circle?[ inscribed means inside the vertexs touching the edge of the circle]. Click here to see answer by stanbon(57415)

 Question 38095: two furniture salesmen are comparing their salaries. tom is paid \$5.00 per hour plus a 15% commission off his total sales. bob is paid \$9.00 per hour plus 10% commmision off his total sales. suppose each has sold \$5,000 worth of furniture, who would make the most money and during what time intervals? Click here to see answer by josmiceli(9697)

 Question 38098: WHICH EQUATION IS PARALLEL TO Y=0.5X+1? A. Y= 0.5X+1 B. Y=-0.5X+2 C. Y=0.5X-4 D. Y=X+1 Click here to see answer by fractalier(2101)

 Question 38183: i dont get an you explain in detail and give the steps -4=-4(f-7) Click here to see answer by fractalier(2101)

 Question 38182: i dont get pre-algebra that very good so can you help me with this problem: 4x-7=2x+15 Click here to see answer by josmiceli(9697)

 Question 38219: Multiply. and write the answer in simplest form: 4 1/5 x 10/21 x 9/20 Click here to see answer by fractalier(2101)

 Question 38252: the length of a rectangle is decreased by 3 feet, and the width is increased by 1 foot, forming a square region havig an area of 25 square feet. what is the area of the orginal rectangle? Click here to see answer by stanbon(57415)

 Question 38256: Caractacus Pott invents a candy for which he is paid one shilling for every thousand candies sold. they expect to sell 5 million candies every year, and one shilling is equivalent to 14 U.S cents. how much will Caractacus make in one year in U.S dollars? Click here to see answer by junior403(76)

 Question 38255: Tweeledum says "the sum of your weight and twice mine is 361 pounds." Tweedledee says "Contrariwiwse, the sum of your weight and twice mine is 362 pounds." if they are both correct, how much do Tweedledum and Tweedledee weight together? Click here to see answer by junior403(76)

 Question 38253: an isosceles triangle has an area of 200 square units, and the altitude to the base measures 10 units. what is the perimeter of the triangle? Click here to see answer by checkley71(8403)

 Question 38398: x SQUARED(2) + 7 = 21 CAN YOU HELP ME SOLVE THIS EQUATION? ALSO COULD YOU EXPLAIN HOW YOU WOULD KNOW IF YOU SUBTRACT, DIVIDE OR ADD TO THE OTHER SIDE? Click here to see answer by fractalier(2101)
 Question 38398: x SQUARED(2) + 7 = 21 CAN YOU HELP ME SOLVE THIS EQUATION? ALSO COULD YOU EXPLAIN HOW YOU WOULD KNOW IF YOU SUBTRACT, DIVIDE OR ADD TO THE OTHER SIDE? Click here to see answer by Nate(3500)

 Question 38428: Charlie Bucket recieves one ber of choclate on his birthday. he eats one nibble of the same size each day and manages to make the bar last 30 days? what percent of the choclate bar is left after 18 days? Click here to see answer by fractalier(2101)

 Question 38429: Milo sees a sign that describes the distance to Digitopolis in six different ways. according to this sign how many inches are in a rod? Click here to see answer by Nate(3500)

 Question 38424: Sherloc holmes states , "if a rod of six feet threw a shadow of nine feet, a tree of 64 feet would throw a shadow of....." what length should Sherlock say next? Click here to see answer by fractalier(2101)

 Question 38426: Four children find a magic token that grants half of any wish. their mother takes the token with her to a destination 20 miles away, and when she wishes she was home , she magically ends up halfway home.if the mother continues to make the same wish, how many more wishes will it take for her to be within 100 feet of her house? Click here to see answer by Nate(3500)