# 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 104867: I am having trouble understanding this math. Can you please help me with this problem maybe I will understand it. I need to identifi the terms, like terms, coefficients, and constant terms. Then simplify the expression. I have tried to do it and am not sure I an doing it right. The problem is -4k - 12 + 3k The answers I have are Coefficient = 4 and 3 the term = -4k, 12, and 3k the constant term = 12 the like term is -4k and 3k to simplify the equation -4k - 12 + 3k (-4k) - 12 + (3k) (-4k + 3k) - 12 (-1k) (-12) -12k Click here to see answer by Earlsdon(6287)

 Question 104996: what is 5 to the 5th power times 5 to the 5th power? How in the world do you figure this out without a calculator? Click here to see answer by elima(1433)

 Question 105188: My question is or my problem is: 25 4/5 3/5 +3 _____________ = 24 Click here to see answer by elima(1433)

 Question 105036: 2/3 (6x + 3) = 4x + 2 Click here to see answer by Juhi(44)

 Question 105445: how is this done just an example M _____ -3.25 = -8 Click here to see answer by checkley75(3666)

 Question 105431: 5x-7(2-4x) i need to simplify the expression, but i don't know how? Click here to see answer by jim_thompson5910(28598)

 Question 105566: Goodmorning everyone, can some one help me to evaluate this expression; log(subscript 8)8^9??? Thanks Ya'll! Click here to see answer by bucky(2189)

 Question 105567: Anybody out there who can help with eveluating expressions?? Ineed to evaluate the following expression; log g 1? Thanks a Million. Click here to see answer by bucky(2189)

 Question 105815: Evaluate the expression for the given value of the variiable. 3x+14 when x=4 Click here to see answer by checkley75(3666)

 Question 106280: What is the result of (5^x)^y multiplied by [5^(3y)]^z? Click here to see answer by stanbon(57387)
 Question 106280: What is the result of (5^x)^y multiplied by [5^(3y)]^z? Click here to see answer by MathLover1(6638)

 Question 106512: ( 13.0 - 2 3/8 ) + ( 1 1/2 ) / 1.125 x 1.75 Click here to see answer by edjones(7569)

 Question 106774: John is traveling to a meeting that is 28 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it to the meeting on time? Click here to see answer by stanbon(57387)

 Question 100396: I need help on this t-1.2 for t =3 and y + 4.6 for = 2.4 Click here to see answer by HyperBrain(694)

 Question 107460: could you show me step by step how to do this problem:1/x^-4 Also could you tell me if this problem is right:5^-3*5^7=625 I know these are probably easy ones but I always second guess myself. Thank you for your time. Sincerely,JH Click here to see answer by Fombitz(13828)
 Question 107460: could you show me step by step how to do this problem:1/x^-4 Also could you tell me if this problem is right:5^-3*5^7=625 I know these are probably easy ones but I always second guess myself. Thank you for your time. Sincerely,JH Click here to see answer by stanbon(57387)

 Question 108246: Beatriz is in charge of setting up a banquet hall. She has 5 tables that will seat 6 people each. if no more than 62 people will attend, how many tables seating 4 people each will she need? Click here to see answer by checkley71(8403)

 Question 108949: Evaluate 2m-5n/n+3p if m = –2, n = 4, and p = –1. Click here to see answer by jayanthihemkos@yahoo.com(87)

 Question 109108: I wanted to know what the parentheses mean around the numbers? For example the problem is 6+3[(12/4)+5]. Can you please help understand I am very confused. Thanks, TIna Click here to see answer by ankor@dixie-net.com(15660)

 Question 109337: Evaluate (1/5+2/7)(9/35-1/5) I got 34/1225 for my answer but am not sure if it has to be simplified further or not. Thank you. Click here to see answer by MathLover1(6638)

 Question 109476: A man being asked of his age replied 'three times the age of my wife minus ten, in five years to come hers will be half mine.' What is the sum of their present age? Click here to see answer by Fombitz(13828)

 Question 109834: Tom and Davis have 480 marbles betewwn them. Tom arranges them in columns with 6 in each column. David arranges them with 9 in each column. The total number of columns is 72. Express the above information in the form of an algebriac equation Click here to see answer by HyperBrain(694)