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

Algebra ->  Algebra  -> Expressions -> Questions on Algebra: Evaluation of expressions, parentheses answered by real tutors!      Log On

 Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

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

 Question 54381: Write each fraction in simplest form: -15x^3y^3 over -20xy^4 Thanx Click here to see answer by funmath(2925)

 Question 54708: 4x + 5 = -40 Subtract 5 from each side. 4x=-45 4(-10)= -40 4(-1)= -4 4(-1/4)= -1 -40+(-4)+(-1)= -40-4-1= -45 -45+5(from the orginal question)= -40 x= 10 1/4= 10.25 Click here to see answer by Nate(3500)
 Question 54708: 4x + 5 = -40 Subtract 5 from each side. 4x=-45 4(-10)= -40 4(-1)= -4 4(-1/4)= -1 -40+(-4)+(-1)= -40-4-1= -45 -45+5(from the orginal question)= -40 x= 10 1/4= 10.25 Click here to see answer by veghead(2)

 Question 54762: Help!!!!!!!!!!!!! My boyfriend (majoring in engineering) says if I can get this solved for P (Proposal) that is a hint as to the number of weeks until he proposes! I think I know the answer but can you help me? p2 + 3p + 2 ____________ = 3/2 + 3p -3 p + 1 Click here to see answer by psbhowmick(529)
 Question 54762: Help!!!!!!!!!!!!! My boyfriend (majoring in engineering) says if I can get this solved for P (Proposal) that is a hint as to the number of weeks until he proposes! I think I know the answer but can you help me? p2 + 3p + 2 ____________ = 3/2 + 3p -3 p + 1 Click here to see answer by venugopalramana(3286)

 Question 54847: Does anyone know the answer to this problem? The sum of three consecutive odd integers is 201. I need to find the integers. Thank you Adriana Click here to see answer by tutorcecilia(2152)

 Question 54859: How do I begin to evaluate this type of expression? I know that I have to solve within the brackets, but the brackets are side by side with no symbol between. [3-(2-4)][3+|2-4|] Click here to see answer by stanbon(57328)

 Question 54834: Can someone help me on this? The length of a rectangular garden is 2 ft. less than 3 times its width. If the perimeter of the garden is 44 ft, find the dimensions of the garden. Thanks, Lyn Click here to see answer by checkley71(8403)

 Question 54799: Can someone help me on this? Which label describes the following? 4x -9 (A) Expression (B) Linear equation (C) Equation which is not linear Thanks, Lisa Click here to see answer by stanbon(57328)

 Question 54833: Can someone help me solve this problem? At 1:00 p.m., a car leaves a city and travels north at a rate of 55 mi/h. An hour later, a second car leaves the city and travels south at a rate of 60 mi/hr. At what time will the two cars be 285 miles apart? Thanks, Lyn Click here to see answer by stanbon(57328)

 Question 54912: Can someone help me on this? Ching leaves San Francisco and travels toward Los Angeles at 50 mi/h. An hour later, Phil leaves Los Angeles and travels toward San Francisco at 60 mi/h. If the two cities are 380 miles apart, how many hours will it take for Ching to meet Phil? Thanks, Adriana Click here to see answer by tutorcecilia(2152)

 Question 54817: p2 + 3p + 2 = 3/2 + 3p - 3 ___________ p + 1 If I get the answer I know when my boyfriend will propose! Click here to see answer by Cintchr(481)

 Question 55053: How do you solve equations like this one 5[2-(2x-4)]=2(5-3x) Click here to see answer by Cintchr(481)

 Question 55085: Can someone help me on this problem? The length of a rectangle is 2 cm. more than twice the width. If the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle. Thanks, sher Click here to see answer by mathchemprofessor(65)

 Question 55097: Can someone help me on this problem. I have gotten two different results and not sure which was is right. The length of a rectangle is 2 cm more than twice its width. f the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle. Thanks, Sher Click here to see answer by rchill(405)
 Question 55097: Can someone help me on this problem. I have gotten two different results and not sure which was is right. The length of a rectangle is 2 cm more than twice its width. f the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle. Thanks, Sher Click here to see answer by funmath(2925)
 Question 55097: Can someone help me on this problem. I have gotten two different results and not sure which was is right. The length of a rectangle is 2 cm more than twice its width. f the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle. Thanks, Sher Click here to see answer by anjulasahay(30)

 Question 55351: I am suppose ti simplify the following and be sure to execute all multiplication and division (z+2)(z+4) This is what I have z^2+6z+8 Is this right? Thanks, lackinmath Click here to see answer by checkley71(8403)

 Question 55349: I am suppose to simplify and be sure I execute all multiplication and division. 3{2[4(x^2+2)-2(x^2-5)]} This is what I got 12x^2+108 Is this right? Thanks, Lackinmath Click here to see answer by funmath(2925)

 Question 55347: Simplify the followin: 4(2a-b)-3(a-2b) This is what I have: 5a+2b is this right? Thanks, Lackinmath Click here to see answer by Cintchr(481)

 Question 55647: What does x equal? -3(3x)+ -3(15)-10-x=35 -9x-45-10-x=35 (combine terms) -10x-55=35 -10x+55=35+55 -10x=90 (divide) x=-9 Click here to see answer by dbrine(1)

 Question 55912: Can someone help me on this problem? I need to rewrite into standard form (0, 5), m = - 3/5 Thanks, sher Click here to see answer by stanbon(57328)

 Question 56902: sally is 3 times older that david in five years sally will be twice as old as david how old will sally be in 5 years Click here to see answer by askmemath(368)

 Question 57479: Here is another question: x^2 + 2xy + y^2 / x + y * x^2 - y^2 / x-y This is my final answer: x^2 + xy + y^2 or (x+y)(x+y) / (x+y)^2 ????????? Please show me your steps as to how you got it so I can compare Thanks, dnn Click here to see answer by funmath(2925)

 Question 57501: We are to perform the math operation and simplify completly.. There is no book and we are in rational expressions and fractions x^2 + 2x -15/x^2 - 9/x^2 + 6x +5/x^2 + 4x +3 I have this for my answer (x + 1)(x + 3) Thanks so much please show steps so that I can compare dnn Click here to see answer by ankor@dixie-net.com(15649)

 Question 57652: We are in rational expressions I do not understand this one I have (x+1)(x+3) for my final answer x^2+2x-15 ---------- x^2-9 ---------- x^2+6x+5 ---------- x^2+4x+3 Please show me steps so I can see where I went wrong Thanks, dnn Click here to see answer by funmath(2925)