# Questions on Algebra: Operations with Signed Numbers answered by real tutors!

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 Algebra: Operations with Signed Numbers Solvers Lessons Answers archive Quiz In Depth

 Question 50293: Is this the proper way to solve the following order of operations problem? 39-9(2/3) 39-18/3 39-6 33 Click here to see answer by BGluvsmath(64)

 Question 56970: Sam earned 1155 in interest on a total investment 15000 this past year, if part of the money was invested at 6% and the remainder at 9% how much was invested at 6% Click here to see answer by Earlsdon(6287)

 Question 58216: 1)-4x^2+5x+4-4x^2+5x-1 (3) -2(4-4)=0 =10x+3 2)3n-6-1=-5n-5 8n=2 implies n=1/4 Click here to see answer by jaya_rohith1@yahoo.com(33)

 Question 62063: Hi, My name is Lauren and I really need help with my homework. Can you please help me tutors, I would really appreciate it, THANK YOU SO much!! The first one is.... Give an example of a compulsion. The next one is..... What kinds of sounds might waver? And finally, the last one is ..... What could cause an ocean to engulf a community? Ps./ I know what all of these words mean, but I just really need help with the questions. If you can e-mail me back as soon as possible, THANK YOU! Click here to see answer by stanbon(57342)

 Question 46266: ooops! sent the other one too soon. I have to show my work with this problem- can you show me how to do it rather than just give me the answer so I do the others in the book, please? Simplify: -[-(-1)15] (that *15* means the power of 15) So since the answer without the *15* would be -1, then with the 15th power would it be -15 since negative times a positive is a negative? Thank you! Thank you! Click here to see answer by mystic1306(20)

 Question 13652: explain: -14-8+10-(-6)= ?? I get = 10 and 38 help I have trouble only with the substraction. I can do the addition, division and multiplication of positive and negative numbers. I just do not get the substraction of - / + nos. Thanks Click here to see answer by mystic1306(20)

 Question 12688: how would you do that if the power is outside of the ( ). for example (2+15) and then the power would be on the top. Click here to see answer by mystic1306(20)

 Question 64979: Find the sum or difference. -1/6 - 9/22. Thanks sooooooo much! Happy holidays! Click here to see answer by funmath(2925)

 Question 64994: Find the sum or difference. - 5/14 - (- 9/10) Thanks soooooo much! Please work really fast! Happy Holidays! Click here to see answer by funmath(2925)

 Question 65234: please help me solve this problem. I have tried many different ways but can not get the right answer. I got this problem from the algebra web site. "order of operatrions.) 3(5+3) + 3(9-5) - 2*3^3 - 2*5^2 6*2^2 - 2*3^2 4^2 - (7+5) There is a line between these but I coiuld not figure out how to put it there. The correct answer is "5" But I come up with every thing but. Click here to see answer by stanbon(57342)

 Question 65261: I need help solving problems with equations that contain fractions. my problem is 1/2(x+12)= 1/3x can you help me? Click here to see answer by checkley71(8403)

 Question 64736: using 7,26,46 and 15 how can i arrainge them to equal 160? Click here to see answer by checkley71(8403)

 Question 65638: What is the arabraic expression for 5(2x+y)=3 y = -4 Hello my name is Nichelle and im currently is studing for to take my GED test in February, and my biggest problemis in Math, Agrebra and Geometry (ALL Concepts OF them) i need help in learning how to do them. If you can, could you send me some study help in learning how to better help myself in doing better in these subjects. Yours Truly Nichelle Taylor Click here to see answer by stanbon(57342)

 Question 65835: i dont understand how to (9) which of the following has the same vale as -2(-7) or how to evalute 4-6 over 2 ...please explain throughly... Click here to see answer by checkley71(8403)

 Question 67450: 4. use the distributive property to rewrite each expression without parentheses. A. 5 (7+6) B. 15+7 (10+5) C. 13-6 (9+4) D. -3 (8+7) E. 4-6 (8-12) F. 6(4-9) + 7 (5+7) Click here to see answer by Earlsdon(6287)

 Question 67452: 2. Evaluate each expression if x = 4 A. 9-2x+3 B. -30 / 6 + x . -5 C. 9x / ( 9-18) – ( -10) D. – ( 5-17) /3 + -16 ( 1 over x) Click here to see answer by stanbon(57342)

 Question 67451: 5. use the distributive property to rewrite each multiplication problem A. 17 .21 B. 23.31 C. 15.19 D. 24.29 I didn’t kno how to put the times periond in the middle of the numbers… sorry. Click here to see answer by stanbon(57342)