# Questions on Algebra: Inequalities, trichotomy answered by real tutors!

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 Algebra: Inequalities, trichotomy Solvers Lessons Answers archive Quiz In Depth

 Question 642506: Write the union of the intervals as a single interval (-3, 2)⋃[1, 4) Click here to see answer by Century(7)
 Question 642506: Write the union of the intervals as a single interval (-3, 2)⋃[1, 4) Click here to see answer by Edwin McCravy(8999)

 Question 642622: 4(4k+2)-8(k-1) ≤ 3(2k+2)-1 Thats a less than or equal to sign incase its hard to see. Type the solution set in interval notation. Thanks to whoever can help! :) Click here to see answer by stanbon(57967)

 Question 642694: 6x-4+3/2x=5x+11 I have put x all on one side 6x+3/2x-5x=11+4 I made everything with x an fraction 12/2x+3/2x-10/2x=15 12+3-5=10 10/2=5 5x=15 x=3 Click here to see answer by jim_thompson5910(28715)

 Question 643108: ok i need some serious help here please help... it says: suppose you want to order several sweaters that cost \$39.00 each from an online catalog. there is a \$10.95 charge for shipping. you have \$102.50 to spend. the question is: write an inequality you could use to determine the maximum number of sweaters you can purchase. Click here to see answer by stanbon(57967)
 Question 643108: ok i need some serious help here please help... it says: suppose you want to order several sweaters that cost \$39.00 each from an online catalog. there is a \$10.95 charge for shipping. you have \$102.50 to spend. the question is: write an inequality you could use to determine the maximum number of sweaters you can purchase. Click here to see answer by MathTherapy(1483)

 Question 643119: -3 Click here to see answer by Alan3354(31519)

 Question 643228: the cost of a field trip is \$220 plus \$7 per student. if the school can spend at most \$500 how many students can go on the field trip? Click here to see answer by lynnlo(4169)

 Question 643292: "tutor" lynno is wrong again. See below. You need to rewrite it like: (2x^2 - 5x -7)/x < 0, factor the numerator (2(x-7/2)(x+1))/x < 0, and the answer is: x< -1, or 0 Inequalities/641781: please help me solve: 2x-7/x-5<0 1 solutions Answer 403803 by lynnlo(639) About Me on 2012-08-27 13:27:09 (Show Source): You can put this solution on YOUR website! x<-1 or 0 Click here to see answer by lynnlo(4169)

 Question 643405: -11/13x <= -2/3 Click here to see answer by lwsshak3(6761)

 Question 643498: Im confused on how to solve this problem.. < or equal to Thank you! Click here to see answer by MathLover1(6812)

 Question 643529: 5x-10<2-x Click here to see answer by jim_thompson5910(28715)

 Question 643496: I need some help solving this inequality. <0 Thank you so much! Click here to see answer by MathTherapy(1483)
 Question 643496: I need some help solving this inequality. <0 Thank you so much! Click here to see answer by KMST(1936)

 Question 643976: Determine the value of f at x for the function f(x) = 7 - 3x for the following: x=-3 f( )= x=10 f( )= x=0 f( )= x=-10 f( )= Click here to see answer by MathLover1(6812)

 Question 644131: 8x-3<13 Click here to see answer by MathLover1(6812)

 Question 644130: Solve for v. C=1/4πn²v v=___/___ Click here to see answer by lynnlo(4169)

 Question 644127: Solve the linear inequality. x/5+2x/25≤4/5 Click here to see answer by lynnlo(4169)

 Question 644200: 21-6x>34 Click here to see answer by stanbon(57967)

 Question 644244: How do I solve tis compound inequality?: 3x<6 or -2x>8 Thank you! Click here to see answer by stanbon(57967)

 Question 644245: Solve this compound inequality: 3x-3>3 or x-4<=36-3x Please explain this to me! Thank you! Click here to see answer by stanbon(57967)

 Question 644261: Please help me find the answer. Use the addition property and\or multiplication property to find a and b If -2 is less than x which is less then 0, then a is less then 3x+5 which is less than b Click here to see answer by stanbon(57967)

 Question 644565: 8m+22<44 Click here to see answer by jim_thompson5910(28715)

 Question 644478: okay how would i write the answer using interval notation for -3x+4is greater than or equal to 22? Click here to see answer by MathLover1(6812)

 Question 644607: Convert into set notation (x+16)/(3x+2)<=5 Click here to see answer by stanbon(57967)

 Question 644652: Use the multiplication property of inequalities to solve the inequality. Graph the solution set. 1/4x≥-7/8 I think the answer is x≥-7/2 but am not positive, nor do I know how to graph the solution set. I would appreciate any help, as I need to show my work on this too. Click here to see answer by stanbon(57967)
 Question 644652: Use the multiplication property of inequalities to solve the inequality. Graph the solution set. 1/4x≥-7/8 I think the answer is x≥-7/2 but am not positive, nor do I know how to graph the solution set. I would appreciate any help, as I need to show my work on this too. Click here to see answer by MathTherapy(1483)

 Question 645063: how to get to the solution in the correct steps for 4m-3=-55 =? answer is m = - 13 Click here to see answer by jim_thompson5910(28715)

 Question 645127: the quotient of three times a number and 4 is at least -16 Click here to see answer by jim_thompson5910(28715)

 Question 645130: the quotient of three times a number and 4 is at least -16 Click here to see answer by jim_thompson5910(28715)

 Question 645252: Been out of school for a long time. Need detailed, step-by-step assistance in solving the following problem: Base salary = \$2000 per month Commission paid at 8% on all sales over \$7000 during the month Based on the above info, answer question: How much must the salesperson sell in one month to earn a total of \$4000 for the month? Is this break-even analysis? Click here to see answer by MathTherapy(1483)

 Question 645419: 54.000/12=4500 8%=0.08 0.08*4500=360 360-100=260 How do I write this as an inequality? Car payments. As a rule of thumb, debt payments (other than mortgages) should be less than 8% of a consumer’s monthly gross income. Oliver makes \$54,000 a year and has a \$100 student-loan payment every month. What size car payment can he afford? Divide 54,000 by 12 which will =4,500 Take 8%turn it into a decimal 0.08and multiply 4500=\$360 then subtract the student loan \$360-\$100=\$260 Oliver can afford a \$260 car payment. Click here to see answer by Alan3354(31519)

 Question 645858: 9-x<4 Click here to see answer by jim_thompson5910(28715)

 Question 645993: -9+4r=4r-3-6 Click here to see answer by jim_thompson5910(28715)

 Question 646673: find all solutions of the equation . please show me every step.I can't seem to factor out the equation I have only gotten as far as then I got I have tried all kind of combinations but I just can not ge this to factor. HELP! Click here to see answer by ewatrrr(10682)

 Question 646793: I4x+8I> 0 Click here to see answer by solver91311(17077)

 Question 646908: 8y-7=9 Click here to see answer by MathLover1(6812)

 Question 647267: Write an algebraic expression for the verbal description. The travel time for a plane traveling at a rate of r kilometers per hour for 640 kilometers. Click here to see answer by colliefan(239)

 Question 647266: Translate the statement into an algebraic expression or equation. The amount of water in q quarts of a liquid that is 8% water Click here to see answer by colliefan(239)

 Question 647411: how do i solve the following inequality for x? abs(x-3) greater than or equal to x+2 thanks, I appreciate it! Click here to see answer by ewatrrr(10682)

 Question 647463: Use interval notation to denote the set of all real numbers x that satisfy the given inequality? 1) 5≤x≤8 2) x≥-8 3) -3 Click here to see answer by swincher4391(726)

 Question 647468: Use interval notation to denote the set of all real numbers x that satisfy the given inequality? -3 Click here to see answer by swincher4391(726)

 Question 647527: Hi, can you please help me solve this equation: I know whatever is done needs to be done to both sides. I added 4x to each side and got: , but I'm not sure what to do after this. Thank you. Click here to see answer by swincher4391(726)

 Question 647586: Solve the following inequality: 38 < 4x + 3 + 7 – 3x. Click here to see answer by lwsshak3(6761)
 Question 647586: Solve the following inequality: 38 < 4x + 3 + 7 – 3x. Click here to see answer by MathTherapy(1483)

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