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Question 727345: Simplify (x-(x)/(x-4)) / (x-5)
Click here to see answer by josgarithmetic(39613)

Question 727323:
Click here to see answer by lenny460(1073)

Question 727286: A plane left Orlando int airport and travelled 3360 miles in 7 hours going against the wind. The plane made the return trip in 6 hours going with the wind. Find the speed of the wind .

I have the problem done but don't know how to solve it ; it's , 3360=6(r+w) 3360=7(r-w)

Please help !!!! (:
Click here to see answer by lwsshak3(11628)

Question 727377: Without solving , which method would you choose to solve each system: graphing , subsitution or elimination?
y=2x-5
4y+8x=15

Click here to see answer by jim_thompson5910(35256)

Question 727379: Without solving , which method would you choose to solve each system: graphing , subsitution or elimination
2y+7x=3
y-7x=9
Click here to see answer by fcabanski(1391)

Question 727378:
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Question 727481:
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Question 727680: Order the numbers from least to greatest:
|-2|, 3, |-5|, -2, 4
Click here to see answer by jim_thompson5910(35256)

Question 727676: Please help I can't understand this
to help my daughter 7=2-5m; m=
Click here to see answer by Alan3354(69443)

Question 727662: 4x-5y=0
Click here to see answer by Alan3354(69443)

Question 727766: Convert the following expression in decimal form. 2.21*10^3=
Click here to see answer by rfer(16322)

Question 727754: How do you factor common monomials?
Click here to see answer by lynnlo(4176)

Question 727794:
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Question 727964: 25/15=x/9
Click here to see answer by stanbon(75887)

Question 728108: I really need help with algebra, I have a big test tomorrow?
Click here to see answer by Alan3354(69443)

Question 728154: Basics of algebra
Click here to see answer by lynnlo(4176)

Question 728199: Nineteen more than five times a number is eighty-four. Find the number
Click here to see answer by unlockmath(1688)

Question 728184: Simplify each expression. ( ^ means an exponent)
1.
r^3t^-7/ t^5
2.
(a^3/m)^-4
3.
c^3v^9c^-1c^0
4.
(1.2)^5(1.2)^-2
5.
(-3q^-1)^3q^2

Click here to see answer by lynnlo(4176)

Question 728313: How do you simplify2x^2+x-15
Click here to see answer by Alan3354(69443)

Question 728306: which of tge following ordered pairs is a solution to the inequality
A:) (0,0)
B:) (1,-3)
C:) (3,-2)
D:) (-3,4)
Pleaseee help this is due tomorrow; and I cant figure this question out.
Click here to see answer by MathLover1(20849)

Question 728374: I need extreme help in every objective in algebra. Please help me as soon as possible I really need improvement seriously please. Thanks for your support it's much needed:)
Click here to see answer by jim_thompson5910(35256)

Question 728427: Simplify each expression
1. 3f^3f^4
2. (m^4n) ^5
3. ( 8a^2b^-3)^4(3ab^-2)^-4
4. (8^3) times 8^-5
5. 35m^4/7m^2
Click here to see answer by MathLover1(20849)

Question 728441: Simplify each expression.?
1.
e^-6c^3
2.
2y^-9h^2(2y^0h^-4)^-6

Click here to see answer by MathLover1(20849)

Question 728455: 64 2/3
Click here to see answer by Alan3354(69443)

Question 728455: 64 2/3
Click here to see answer by stanbon(75887)

Question 728491: Find the maximum height of h=-16t^2+40t+5
Click here to see answer by stanbon(75887)

Question 728503: Can you please help me figure out this problem?
1. Work this problem by setting up and solving an algebraic equation using an unknown. Use algebraic steps.
Ms.Chee keeps household money in an envelope. Yesterday she took out $21 for groceries. Today a friend paid back a loan, and Ms. Chee put $25 back in the envelope. Now she had $51 in the envelope. How much money was originally in the envelope?

Click here to see answer by lynnlo(4176)

Question 728463:
Click here to see answer by jim_thompson5910(35256)

Question 728518: 5/9 + 1/12
Click here to see answer by Alan3354(69443)

Question 728611: 45 is 90% of what number
Click here to see answer by josmiceli(19441)

Question 728576:
Click here to see answer by General_Lee87(58)

Question 728624:
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Question 728589:
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Question 728743: When do you use substitution ?
Click here to see answer by dr8(3)

Question 728751: X+4 + x
___ ____
10 5
Click here to see answer by solver91311(24713)

Question 728760: X+4 + X
____ ____
10 5
Can u tell me how u got it step by step

Click here to see answer by solver91311(24713)

Question 728766: Please help me solve this word problem.
Solve with using an algebraic equation an unknown.
The perimeter of a rectangle shed is 43 feet. It's length is 5 feet more than twice its width. Find the length and width of the shed.
Click here to see answer by mananth(16946)

Question 728761: My question about when do you use substitution an here's the equation x=y-6
2x=y+9 .
My poster but I have to reword it differently my teacher said .
Substitution y-6=y+9
Solve the equation is that right and good enough ?
Click here to see answer by solver91311(24713)

Question 728748: Call me 13107065386
Click here to see answer by Alan3354(69443)

Question 728797: Slope of the linir equation y=12-4x
Click here to see answer by rfer(16322)

Question 728744: When do you use elimination ?
When do you use graphing ?
Click here to see answer by rfer(16322)

Question 728859: (3a+3a times 3a) times 4b

Click here to see answer by fcabanski(1391)

Question 728860: Is this possible??
a�+a
Im in year 8 and my teacher "doesn't want to confuse me cos its year 10 stuff" she doesn't realise that im not an idiot...
Click here to see answer by jim_thompson5910(35256)

Question 728833:
Click here to see answer by lenny460(1073)

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