Questions on Algebra: Equations answered by real tutors!

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Question 10749: what does algebra mean?
Click here to see answer by mathwhiz(13)

Question 10741: solve 4m+12=52

Click here to see answer by mathwhiz(13)

Question 10829: How do you factor this?
y/y+2 - 1/Y^2+2y
Click here to see answer by longjonsilver(2297)

Question 10752: i need help with addimg and subtracting equations bad, iam failing like crazy and the teacher is doing not a thing to help me it's like she doesn't care so i really need help to prove her wrong so i can pass cause i only have one year and iam scared.
Click here to see answer by rapaljer(3619)

Question 10876: How does the answer equal -8 in the equation 20-(8+x)=-(1-x)+29?

Click here to see answer by longjonsilver(2297)

Question 10920: 2(-5a+7)=-a
Click here to see answer by rapaljer(3619)

Question 10921: you have saved some money . your friend has saved $20 more than you

Click here to see answer by rapaljer(3619)

Question 10976: Help!! I cant translate sentences into equations very well. Im still new to algebra. A board 18ft long is cut into two pieces. Two feet less than the product of five and the length of the smaller piece is equal to the difference between three times the length of the longer piece and eight. Find the length of each piece. If I can see how to set up this problem, I know I can solve it. Please help! Thanks
Click here to see answer by Earlsdon(4898)

Question 10997: how do you do x=6007-2346
Click here to see answer by rapaljer(3619)

Question 10982: if B=2(G-5), then G=? please help me with this equation!
Click here to see answer by kinupanda(9)

Question 10945: how do you do these types of equations?:
5-2(y+1)=21
Click here to see answer by rahman(247)

Question 11037: What is the correct way to find the sum of 1+4+7+10+13......100
Click here to see answer by longjonsilver(2297)

Question 11029: Solve for x; a, b & c are constants.
9x-b=c

Click here to see answer by kateskute(1)

Question 11067: I need help to solve the following problem: -x-(13+4x)=-3(5-9x)+2
Click here to see answer by Earlsdon(4898)

Question 11053: Please help me solve the problems of First-Degree Equations.
1) 7y - 7 = -1
7y-7+7 = -1 + 7
7y = 6
2) 5=4y/3+12
3) 2(x-3)= 6
4) 7x-4= 0
5) 3/2x+3 = 5
6) 3(x-5) = 15x
7) 4(x-1)-3(x+1) = 2
8) 4(x-2)- (3-x) = 3(x-1)
9) x/3 + x/4 + 7/12
Click here to see answer by roxy9229(32)

Question 11117: 4x + x + x + 4x = 40
Click here to see answer by askmemath(368)

Question 11140: 1. 5x + 3 = 23
- 3 -3
then if that is right what do i do when iv done that?
Click here to see answer by roxy9229(32)

Question 11173: the direction says to "solve each equation.check your answer.if appropiate, write identity or no solution."

2 (4 - 2r) = -2(r +5)

*could you please show the steps also*
Click here to see answer by roxy9229(32)

Question 11147: Can you help me solve this equation? -3x+5=2x-10
Click here to see answer by rahman(247)

Question 11221: y+(9-8y)=65
Click here to see answer by dackfighter(6)

Question 11218: 6x-2x+11=-5
Click here to see answer by dackfighter(6)

Question 10717: 1. 5x+9=2
2. 7-6d=3
3. 1\3y-2=4
4. 16=5-1\8n
5. 2\3a=1=11
Click here to see answer by dackfighter(6)

Question 11266: please help me.
solve for the indicated variable.
1. distance
solve for t: d=rt
i tryed: d/r=rt/r , t=d/r
Click here to see answer by askmemath(368)

Question 11382: i have this equation for hw but i dont know how to solve it can u help me please? its

x
- +2=4
2

Click here to see answer by roxy9229(32)

Question 11364: -3/8x=-12
Click here to see answer by elima(1433)

Question 11400: 2 1/3 {4/3-2/5(3/4 + 3/7)}
Thanks for those could help me solve this.
Click here to see answer by dackfighter(6)

Question 11399: (1.2 x .5) x (-1.3)
Please help solve this one. Thanks.
Click here to see answer by dackfighter(6)

Question 10746: can you help me iam really failing and is trying really hard but it doesn't show sos please help me!!!!!!!!!!!!!!
Click here to see answer by roxy9229(32)

Question 11395: -10=1/2x + x
Click here to see answer by elima(1433)

Question 11522: k=-2(-2-2)
=-2(-4)
k=8
Click here to see answer by Hassan(2)

Question 11512: i need to know the answer to this multi stepped equation:
-10=w-32+6
Click here to see answer by elima(1433)

Question 11528: x/sqrt(x^2+7)=y solve step by step for x
Click here to see answer by akmaths(3)

Question 11765: Trying to help my son with a part of math that I wasn't very good with would apreciate the help.
Q:What whole numbers can k and m be in the expression 30-(k+m) has a value of 25.
Can you please show us the proper solution.
Click here to see answer by Earlsdon(4898)

Question 11821: I am not sure were this question belongs but I need an algebraic expression that give the area of a circle witha circumfernce c. Here is the kicker I can't have any equal signs (=) or have diameter (d) in any part of the answer.
The only hint I have to go off of is Hint: The circumference of a circle with radius r is 2*pi*r, and its area is pi*r^2.

Click here to see answer by rapaljer(3619)

Question 11848: hi my problem is this. 1/f=1/s+1/r (solve for s) please show all steps so i
can understand how to work similar problems
Click here to see answer by rapaljer(3619)

Question 11845: is this a solution of the equation 2(x-2)-5x=5(2-X);7
Click here to see answer by rapaljer(3619)

Question 11847: 8-e=2e-16;8 is this a solution of the equation
Click here to see answer by rapaljer(3619)

Question 11854: 9k=10-k,-1 is this a solution of the equation
Click here to see answer by rapaljer(3619)

Question 11859: Can you show me the steps to get the answer for this problem.--- The problem as follows:
7x+3+10x
Thank you,
Candace
Click here to see answer by rapaljer(3619)

Question 11882: e+18=85

Click here to see answer by elima(1433)

Question 12047: i cant figure out this problem............ its:
x/4= -x/2-1 ( x over 4 equals negative x over 2 minus 1)
/= fraction bar
Click here to see answer by rapaljer(3619)

Question 12101: What is the length of the other base of a trapezoid when the height of the trapezoid is 16m, one base is 20 m, and the area is 224 m squared.
Click here to see answer by bonster(299)

Question 12080: Please help me solve these two problems.
1. 9(t-1)=(t+4)-t

2. 40-8s/5=-2s
Click here to see answer by bonster(299)

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