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

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Question 47174: I am not sure how to solve this equation.
(3/4-2/3)+ (1/2+1/3)=

I also need help solving this equation.
1/2+(2/3 divide by 3/4)-(4/5x5/6)=
Click here to see answer by vertciel(183)

Question 82423: -6 divided by 2
Click here to see answer by checkley75(3666)

Question 83405: Eight less than six times a number is 104. Find the number.
Click here to see answer by josmiceli(19441)

Question 83995: m devided by 3 = 15
Click here to see answer by jim_thompson5910(35256)

Question 84830: Simplify:

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Question 84860: Simplify:
-(2-5)/(-1)+7
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Question 84930: Add.
15 + (-20) + 13 + (-13)
Click here to see answer by checkley75(3666)

Question 84926: Solve. 3(x - 2) - 2x = x - 6
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Question 84923: Solve and graph the solution set. x + 16 > 4
Click here to see answer by mala_kumarkos@yahoo.com(10)

Question 85064: 5x+12-3x=-2x-13-x how do i solve this?
Click here to see answer by mala_kumarkos@yahoo.com(10)

Question 85194: 2x-{4x-2[3x-4(2-2x)+6+4]-5x+3}
Click here to see answer by bucky(2189)

Question 86150: Tutor could you help me please: Thank you...What is
3/2b-5/3b^3
Click here to see answer by stanbon(75887)

Question 86364: 3[12x-2(5x-1)]
3[12x-10x+2]
3[2x+2] = 6x+6
Click here to see answer by chitra(359)

Question 86364: 3[12x-2(5x-1)]
3[12x-10x+2]
3[2x+2] = 6x+6
Click here to see answer by praseenakos@yahoo.com(507)

Question 88090: simplify:(-7)(-3)+(-2)^2+(-16)(2)
14x(-3y)-(-3)(-5y)
4[3x+(-2x)]-5(3x+2x)
(70a-40b)/(-10)
-3(x-5)-(x+7)

Click here to see answer by malakumar_kos@yahoo.com(315)

Question 88090: simplify:(-7)(-3)+(-2)^2+(-16)(2)
14x(-3y)-(-3)(-5y)
4[3x+(-2x)]-5(3x+2x)
(70a-40b)/(-10)
-3(x-5)-(x+7)

Click here to see answer by kids4babysitting(1)

Question 88469: A submarine descended to a depth of 479 feet and then rose 320 feet.how far below the surface was the submarine and how would you represent this with a signed number?
please i need helph in this problem so help me plz...
Click here to see answer by 303795(602)

Question 88470: How to solve this problem?
Problem: Use the digits 1-9 in order. Insert operation signs and add grouping symbols to got the value of 100.

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Question 88468: Problem: Use the digits 1-9 in order. Insert operations signs and grouping symbols to get the value of 100.
Click here to see answer by 303795(602)

Question 88467: Problem: Use the digits 1-9 in order. Insert operation signs + grouping symbols to get the value of 100
Click here to see answer by 303795(602)

Question 91376: Hello My name is David O'Brien and I am stumped on this one math problem.
6*2
_____ =3
1-x
Thank you for all of your help?
Click here to see answer by Earlsdon(6294)

Question 92354: Solve the equation:
x/4 -1= x/5
I dont understand at all how to do it.

Click here to see answer by dolly(163)

Question 92609: 12*4/6*2

Click here to see answer by checkley75(3666)

Question 92826: what is the answer to 53+(-19)+(-102)
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Question 93182: 1)Given the binary operation * defined over the set of real numbers R by a*b=a+b+ab. What are the invertible elements of R with respect to *.

Click here to see answer by venugopalramana(3286)

Question 93221: how do i get 20 from only useing four fours

Click here to see answer by Nate(3500)

Question 93714: 1-3+3+5-(7+5)
Click here to see answer by edjones(8007)

Question 93004: 98=((A+2)^2)/2
Click here to see answer by edjones(8007)

Question 93824: how would i get the answer to 23-(4/5 + 3/5)
this is what i tried::
23-(4/5 + 3/5)
23-(7/5)
23/1 - 7/5
-16/4
would that be correct???
Click here to see answer by stanbon(75887)

Question 94309: 1)What is meant by the units' place, tens' place and hundreds' place.
please help me
Click here to see answer by stanbon(75887)

Question 95005: 1+2-3*4/5=
Click here to see answer by bucky(2189)

Question 95314: WRITE AN ALEBRAIC EXPRESSION!

THE SUM OF 18 AND A NUMBER
91 MORE THAN THE SQUARE OF A NUMBER

TWO FIFTHS THE CUBE OF A NUMBER

Click here to see answer by checkley71(8403)

Question 95313: I DONT KNOW HOW 2 DO THIS @ ALL!

IT SAY WRITE AN ALGEBRAIC EXPRESSION!.......
15 DECREASED BY TWICE A NUMBER

THREE FOURTHS THE SQUARE OF B
Click here to see answer by stanbon(75887)

Question 95383: |-11|
that's the question
Click here to see answer by kiljoy(51)

Question 95573: If m is the number of minutes a taxi rides lasts,then 2+0.35 can be used to find the coast of a taxi ride with Bill�s Taxi Company.
How much will it cost for a 12-min taxi ride?
Click here to see answer by tutorcecilia(2152)

Question 95675: 3(x)-2(y)=12
can only use the number 5, 6, 7, 8, or 9
Click here to see answer by Edwin McCravy(20054)

Question 96130: use operation symbols, parentheses, and the numbers 1,2,3, and 4 to express the numbers from 1 to 15. for examp;e,
2+3-(4x1)=1.
Click here to see answer by jim_thompson5910(35256)

Question 96348: 10[8(15-7)-(4.3)]
Click here to see answer by checkley71(8403)

Question 96346: What is the algebraic expression for three fourths the square of b?
Click here to see answer by bucky(2189)

Question 96544: the problem is:
At Indianapolis Motor Speedway, one lap is 2.5 miles in length. the
average speed of an Indy racing car is 190 miles per hour.
Find the length of one lap in yards. ( show work )
and then it says:
How many seconds would it take to
complete one lap.
I don't get how to set up the equation to solve it help!
Click here to see answer by stanbon(75887)

Question 97074: you can omly add,subtract,multiply, or divide.you must only use the number 9 six times to get the answer of 100.
Click here to see answer by mathslover(157)

Question 97434: please i need help on this problem -33 divided by 3
Click here to see answer by checkley71(8403)

Question 97491: Find the value of the expression
Click here to see answer by elima(1433)

Question 97636: 3+2*5-4
Click here to see answer by checkley71(8403)

Question 97635: fill in the balnks using order of operations 7 14 2 4 =24
Click here to see answer by jim_thompson5910(35256)

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