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

Tutors Answer Your Questions about expressions (FREE)

Question 593877: can you factor 2x^3 - 3x^2 + 7x - 3
Click here to see answer by stanbon(57387)

Question 593885: 3/5(-10)-6=
Click here to see answer by rfer(12670)

Question 594282: The equation is written incorrectly. I need to rewrite by inserting 1 group of parentheses in the equation to obtain the given anwer. I must follow the order of operations.
-5²+3²= 34
They both have 2s as exponents. I'm sorry I didn't know how to write the. I always get -34 as my answer. But it is supposed to be a positive 34. Thank you for your assistance.
Click here to see answer by Edwin McCravy(8909)

Question 594285: The equation is written incorrectly. I need to rewrite by inserting 1 group of parentheses in the equation to obtain the given anwer. I must follow the order of operations.
6²/-2²+2= -18

Click here to see answer by Edwin McCravy(8909)

Question 594429: |x + 4| = x² – 26
Click here to see answer by Alan3354(30993)

Question 594889: use parenthesis to make this statement true:
6 - 2 * 5 ÷ 7 + 5 = -38/7
Click here to see answer by Alan3354(30993)

Question 595332: 5=2x + 11

Click here to see answer by rfer(12670)

Question 595088: 2v-5 given that -17v-9=8
Click here to see answer by jim_thompson5910(28598)

Question 596512: 6m + 7(7m+9)

Click here to see answer by rfer(12670)

Question 596760: simplify the expression: 12d+6d-4d
Click here to see answer by jim_thompson5910(28598)

Question 597042: 6x+2y+3x-9y
Click here to see answer by jim_thompson5910(28598)

Question 597043: x+3-2+5x=10
Click here to see answer by jim_thompson5910(28598)

Question 597044: Find the solution set of the equation |2x - 10| + 7 = 5.
Click here to see answer by jim_thompson5910(28598)

Question 597045: How to show that the equation x^2 + px -q^2 = 0 are real for any real numbers p & q? Thanks
Click here to see answer by jim_thompson5910(28598)

Question 597284: the sum of twice a number, -1, five times a number, an -12
Click here to see answer by solver91311(16897)

Question 597989: i dont know what to do first in this equation: 3(2x-4)^2
Click here to see answer by josmiceli(9697)

Question 599585: I am returning adult student to college, and would like to refresh my memory.
How can I simplify 5x2-(2+13)/3+2-5+6.
Any help would be gladly appreciated.
Click here to see answer by stanbon(57387)

Question 599799: what is (2.49*10 to the 4th power)/(3.0*10 to the 2nd power) written scientific notation?
Click here to see answer by rfer(12670)

Question 600899: add: (8/(6x+24)) + (1/(30x+180))
Click here to see answer by Nihal@SriLanka(21)

Question 600930: john has t tapes and james has ten tapes more than john.Express,in terms of (t), the number of tapes james has.
b.john gives james 14 of his tapes.James now has twice as many tapes as john has.
write an algebraic expression to represent the amount eavh person has

Click here to see answer by Edwin McCravy(8909)

Question 601219: simplify 18/24 fraction
Click here to see answer by jim_thompson5910(28598)

Question 601381: How can I simplify: (4 sqrt(6))/ sqrt(30). Step by step answer please!
Click here to see answer by KMST(1870)

Question 601686: 15-3 (2+1)= and how did you get that
Click here to see answer by Alan3354(30993)

Question 603258: (-x)2 -5x, for x=-3
Click here to see answer by lynnlo(4164)

Question 603800: Convert (BADFACED) 16 from its hexadecimal to its binary expansion , and convert (111 1111 0101 1100)2 from its binary to its hexadecimal expansion.
Click here to see answer by Alan3354(30993)

Question 603912: how would I evaluate this problem:
6(3p-2)-(5p+1)
Click here to see answer by rfer(12670)

Question 604000: How do I solve this problem
3(5+8)=3(5)+3
Click here to see answer by solver91311(16897)

Question 604426: how would you evaluate 3*[(18*5)~3]
Click here to see answer by lynnlo(4164)

Question 604422: how do you evaluate 18.9-[933.3~11.1)*6)
Click here to see answer by Alan3354(30993)

Question 604501: in how many ways can a committee of three men and four women be formed from a group of 12 men and 12 women?

Click here to see answer by Edwin McCravy(8909)

Question 604806: how do i solve (x-1)/2=(x+1)/4
Click here to see answer by alicealc(281)

Question 604865: Hello,
would you pls check if my answer is correct?
Subtract and simplify: (2x^2 + 5x – 4) – (3x^2 – 7x + 1)
My answer : –x^2 + 12x – 5
Thanks a lot,
H.H
Click here to see answer by bucky(2189)

Question 606079: choose the correct graph of the function
y= -2x+3
Click here to see answer by Alan3354(30993)

Question 606595: rewrite without parentheses. (12c^8)-(18c^4)
Click here to see answer by lynnlo(4164)

Question 607107: solve for t in 6t + 2 + 3t + 17 = 10
Click here to see answer by lawdej(58)

Question 607348: 10x +3=15
Click here to see answer by jim_thompson5910(28598)

Question 606819: y= -3
y^2+8y-7
Click here to see answer by jim_thompson5910(28598)

Question 606813: y= -3
y^2+8y-7
Click here to see answer by jim_thompson5910(28598)

Question 605546: factor.write prime if the expression cannot be factored : S exponent2 -S-6

Click here to see answer by jim_thompson5910(28598)

Question 607611: Which is equivalent to the following expression?
(3x + 1)(4x - 1)

Click here to see answer by rfer(12670)

Question 607699: Please help me evaluate the expression:
2x + 6(x + 2), where x = 3/4

Click here to see answer by jim_thompson5910(28598)

Question 608166: -7+4b+3-b=
Click here to see answer by jim_thompson5910(28598)

Question 608339: Suppose you select a 3-digit number at random from the set of all positive 3-digit numbers. What are the odds against a number greater than 400?
Click here to see answer by Edwin McCravy(8909)

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