Questions on Algebra: Evaluation of expressions, parentheses answered by real tutors!

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 Algebra: Evaluation of expressions, parentheses Solvers Lessons Answers archive Quiz In Depth

 Question 334677: Economic lot size model. d=daily demand rates, p=daily production rate, t=number of days for a production run. The book saids that max. inventory is (p-d)t . t=q/p days. Thus maximum inventory = (p-d)t =(p-d( (q/p)= (1-d/p)q. Please help me make some sense out of these equations. Thank you. Click here to see answer by stanbon(60771)

 Question 335005: 6/5 to the 3rd power how do i solve this? Click here to see answer by stanbon(60771)
 Question 335005: 6/5 to the 3rd power how do i solve this? Click here to see answer by rfer(13569)
 Question 335005: 6/5 to the 3rd power how do i solve this? Click here to see answer by Alan3354(34674)

 Question 335162: I'm a two-digit base-ten numeral. I am equal to six times the sum of my digits. Who am I? Click here to see answer by Theo(3556)

 Question 335380: 15x3(2)-2(3)=15 is my problem i don't know how to arrive at this solution Click here to see answer by checkley77(12569)

 Question 335469: if 10X198= (10xm)-(10x2), what is the value of m? Click here to see answer by Fombitz(13828)

 Question 335358: Write the given expression F(x)=1/3x^2+x+1 in the form F(x)=a(x-h)^2+k.. and find the vertex Click here to see answer by Fombitz(13828)

 Question 335735: are these two problems the same? 2 + 3 x (5 - 2) and 2 + 3(5-2) Click here to see answer by Alan3354(34674)

 Question 336476: write the phrase as a mathematical expression. Use x to represent the number. Combine like terms if possible. Eight times a number, added to the sum of the number and three. Click here to see answer by Fombitz(13828)

 Question 337027: my expression is.... 4+5(x-7)^3, for x=9 i have the answer but i can't seem to figure it out myself! it's not the only one either but i guess i just don't know how to use parenthesis and exponents together. help??? thank you Click here to see answer by mananth(13127)

 Question 336235: I think this is the right topic. i need to know the value of 1x by its self. 7 over 3x+4=x+1 Click here to see answer by Fombitz(13828)

 Question 337288: How do you translate this phrase as an inequality: an age that is at least 16 years old. Click here to see answer by nyc_function(2741)

 Question 337890: You can estimate how fast you walk in miles per hour by evaluating the expression n/30, where n is the number of steps you take in one minute. Find your speed if you take 96 steps in one minute. Click here to see answer by rfer(13569)

 Question 337924: how do u evaluate each expression for the replacement set{3,4,9} the question is a-2 Click here to see answer by jim_thompson5910(29613)

 Question 338054: I am stuck on a problem and I keep getting the same answer. The problem is If x=7 and y=2 (This is a fraction problem) I am getting 4/5 but the answer I am told in the book is 0.3 (infinite) Thank you!!! 2x - 2y + 2 ____________ 36 - 3x Click here to see answer by jim_thompson5910(29613)

 Question 338110: I also need help with these math problems from pages 683- 684 40. 7 + (-9) + (-5) + 6 48. 1/3 + (- 5/6) + (-1/2) 58. Evaluate each of the following expression | -27 + 14| 66. Label each of the following statements as true or false |-8|+|3|=|-8+3| Section 9.3 page 689 44. - 1/2 - (-5/8) 48. - 3.4 - (-7.6) Click here to see answer by solver91311(18785)

 Question 338098: I need help with these two math problems. Evaluate problem 32. |4| + | -3| Evaluate problem 44. | -9| - | -4| Click here to see answer by victoria.howard(6)

 Question 338266: -[-5(-2) + 3(-2-4)] With the - outside the [ do i change the value of all the numbers in the problem? Click here to see answer by checkley77(12569)