Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 276410: x2 - 3x + 27 = 8x - 3

Click here to see answer by user_dude2008(1861)

Question 276176: p more than q
Click here to see answer by user_dude2008(1861)

Question 277025: How could I solve this equation dealing with fractions.
x/x+4 - 2 = 12/x-12
Click here to see answer by edjones(7569)

Question 277025: How could I solve this equation dealing with fractions.
x/x+4 - 2 = 12/x-12
Click here to see answer by jim_thompson5910(28476)

Question 277025: How could I solve this equation dealing with fractions.
x/x+4 - 2 = 12/x-12
Click here to see answer by mananth(12270)

Question 277023: I do not understand the steps in a few fractional equation problems, but I would like to know how to work this one out, so I wont be confused in the future. n - 16/n = 96/5
Click here to see answer by edjones(7569)

Question 276975: Can you pleas help me with this equation.
Solve using the addition and multiplication principles.
5/6(5x-2)-2/3 ≥ 11/6
Click here to see answer by edjones(7569)

Question 277071: 4(3x + 1) = 3x + 22
Click here to see answer by checkley77(12569)

Question 277159: tell me if the following equation determines y to be a function of x?
Click here to see answer by jim_thompson5910(28476)

Question 277207: The sales of a mature product (one which has passed its peak) will decline by the function. S(t) = S0e^(-at), where t is time in years. Find the sales after 25 years if
a=0.2 and S0=94,600
I tried it in this form
94600e^(0.2*25)
And my numbers aren't coming up right in the calculator. Did I not set them up right, or is there a specific way to type this correctly. Please help I really want to understand this!!
Answer is 637

Click here to see answer by scott8148(6628)

Question 277197: how do you do 3x+y=-8
-3x+4y=-2?

Click here to see answer by checkley77(12569)

Question 277401: I do not understand how to solve equations. eample
-2x+8=104+6x
People have tried to explain to me and when I think I have it figured out, it's wrong. I need a simple way of solving these types of equations.. "HELP"
Click here to see answer by Alan3354(30955)

Question 277406: I do not understand how to solve equations. eample
-2x+8=104+6x
People have tried to explain to me and when I think I have it figured out, it's wrong. I need a simple way of solving these types of equations.. "HELP"
Click here to see answer by nyc_function(2733)

Question 277441: Solve the equation (3y+4)(y-4)=(y+20)(3y-20)
Click here to see answer by mananth(12270)

Question 277544: I am stuck on this question -2(3y-7)=56 and I need to know what Y is i just cant figure it out please help me:D
Click here to see answer by jim_thompson5910(28476)

Question 277654: is this right 2+3=4+1
Click here to see answer by edjones(7569)

Question 277659: In renting an apartment with two other friends. Mike agreed to pay $100 security depost by himself. The 3 of them agreed to contribute equally toward the monthly rent. Mike's first check to the apt owner was for $425. What was the monthly rent for the apt?
Click here to see answer by mananth(12270)

Question 277755: 4x+3<-13
Click here to see answer by palanisamy(496)

Question 277911: Hi The question is find the equations for exponential functions that pass through the given oair of points . round the coefficeints to 4 decimal places if necessary. ( -2,1) ( 1,5) f(x) =
Click here to see answer by stanbon(57214)

Question 277961: Mary buys 100 candies for $7. If yips cost 5 cents each, Gups 6 cents each and pips 7 cents each, how many more pips than yips did Mary buy?
A 50 B 60 C 70 D 100 E none of the above
Click here to see answer by richwmiller(9135)

Question 278074: how do you do3/4z=12 explain how to do it
Click here to see answer by stanbon(57214)

Question 278177: 15 -4x = -33
Click here to see answer by jim_thompson5910(28476)

Question 278192: 6 - y = - y + 2
Click here to see answer by jim_thompson5910(28476)

Question 278207: 2v - 54 = - + 21
Click here to see answer by jim_thompson5910(28476)

Question 278083: A country has a population of 100 million and an annual growth rate of 3.5 percent. If the growth rate remains constant, what will be the population of this country in 40 years? The answer I am provided is 800 million. How is it calculated? This question (verbatim) is from the AP Environmental Science sample set in the most recent pamphlet.
Regards
Bill K.
Click here to see answer by ankor@dixie-net.com(15623)

Question 278320: Translate the following sentence into an equation:
The quotient of (x + 3) and 5y is the same as the product of x and y

Click here to see answer by JBarnum(2044)

Question 278485: P=1600-20Q
P=100+10Q
Click here to see answer by Fombitz(13828)

Question 278565: -(3z+2)-5z-18
Click here to see answer by rfer(12644)

Question 278652: WHATS THIRTEEN AND ONE HALF DIVIDED BY SEVEN AND TWO NINTHS
Click here to see answer by Alan3354(30955)

Question 278653: The perimeter of a rectangle is 38 inches. The length is 25 times less than three times the width. what are the dimensions?
Click here to see answer by nyc_function(2733)

Question 278678: is there another way to use the numbers 1,2,3,4and 5 exactly once with any operation signs and grouping symbols to write an expression that is equal to zero like how i did mine 1(2*4)-(3+5) = 1(8)-(8)= 8-8=0
Click here to see answer by Edwin McCravy(8879)

Question 279021: how can i start solving this problem it saids solve the linear system x-4y=24 3x+y=7
Click here to see answer by dabanfield(803)

Question 279048: I'm having killer difficulty figuring out Solving Equations with More than One Operation....
Here is an example:
8x+3-x=5+4x-2
Click here to see answer by mananth(12270)

Question 279154: The price of blue socks is twice the price of black socks. If John buys 20 pairs of black socks and 30 pairs of blue socks he pays $120. How much does one pair of blue socks cost ?
(A) $1.50 (B) $3.00 (C) $4.50 (D) $1.00 (E) none of these
Click here to see answer by mananth(12270)

Question 279450: Find the y intercept of each equation.Graph each equation.
2x+y=4

Click here to see answer by rfer(12644)

Question 279529: can you solve for x and y. x-y=-5, -x+4y=10

Click here to see answer by richwmiller(9135)

Question 279546:
Click here to see answer by richwmiller(9135)

Question 279546:
Click here to see answer by stanbon(57214)

Question 279642: How do you factor (x^4-13x^2-12x)=0
Click here to see answer by richwmiller(9135)

Question 279641: How do you factor (x^5-x^4-3x^3-5x^2-2x)=0
Click here to see answer by richwmiller(9135)

Question 279735: n - 8 + n = 1 - 4n
Click here to see answer by jim_thompson5910(28476)

Question 279895: The directions of the problem is "solve,then check algebraically and graphically."
The problem that is given to me is 7x+7=21.
Click here to see answer by stanbon(57214)

Question 279904: Solve by using quadratic formula
Click here to see answer by Edwin McCravy(8879)

Question 279903: Solve by using quadratic formula
Click here to see answer by Edwin McCravy(8879)

Question 279901: Solve by using quadratic formula 9 – 6x + x2 = 0
Click here to see answer by mananth(12270)

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