Questions on Algebra: Equations answered by real tutors!

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Algebra: Equations

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Question 46424This question is from textbook

: solve using positive exponents (-4x to third power y to fifth power)(-2x to fourth power y to seventh power)This question is from textbook

Click here to see answer by tutorcecilia(2042)

Question 46421This question is from textbook

: solve -2x(2x-5y-6)This question is from textbook

Click here to see answer by tutorcecilia(2042)

Question 46417: please solve -2x(3x-5y)
Click here to see answer by tutorcecilia(2042)

Question 46420: solve 3x-5)+ 2-x-5)
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Question 46429: 13. Factor completely. x2 – 3x – 18

Click here to see answer by adamchapman(301)

Question 46428:
29. Solve. 6x + 4(3x – 2) = 6x + 2

Click here to see answer by adamchapman(301)

Question 46388: Factor completely. x2 – 3x – 18
Click here to see answer by checkley71(8405)

Question 46549: please help me solve this problem asap
The first of three consecutive numbers is 15. Write the other two.
ps. I tried my best to find the right topic so im sorry if its wrong
Click here to see answer by askmemath(368)

Question 46566: please help me solve this problem asap
The first of three consecutive numbers is p. Represent the other two.
im not sure what steps to take.
Click here to see answer by checkley71(8405)

Question 46543: Seven inches are equivalent to 17.78 cm. Find the equation converting length in cm to length in inches. What is the length in inches of a 96.2 cm bar?
Click here to see answer by checkley71(8405)

Question 46542: Sales tax in Pennsylvania is 6%. Create an equation for the total price (cost plus tax) of a purchase in PA in terms of its cost. How much would a person pay for a car whose cost is $32,000?
Click here to see answer by checkley71(8405)

Question 46578: Solve the equation

Click here to see answer by Nate(3495)

Question 46556: please help me solve this problem asap
the first of three consecutive numbers is p. represent the other two.
Click here to see answer by josmiceli(3003)

Question 46614This question is from textbook College Algebra by Blitzer

: How do I use the substitution method to solve the following system of eqautionsin which the solution consists of ordered pairs?
x^2 + y = 4
2x + y = 1This question is from textbook College Algebra by Blitzer

Click here to see answer by Nate(3495)

Question 46738: Expand the binomial: (3-y)^3

Click here to see answer by consc198(59)

Question 46735: Expand the binomial using the
binomial theorem: ( 2x3 - 3y )4

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Question 46740: Expand using the binomial theorem: (2x^2-y)^4
Click here to see answer by AnlytcPhil(958)

Question 46777This question is from textbook

: (3x/2)-5=4x+(5/8)This question is from textbook

Click here to see answer by Nate(3495)

Question 46777This question is from textbook

: (3x/2)-5=4x+(5/8)This question is from textbook

Click here to see answer by adamchapman(301)

Question 46714: 6x + 4(3x – 2) = 6x + 2 Please solve!
Click here to see answer by adamchapman(301)

Question 46716: Write the equation of the line passing through (–4, –10) and (5, –10).Please.
Click here to see answer by adamchapman(301)

Question 46795: Find the imaginary solutions of the equation.

Click here to see answer by tutorcecilia(2042)

Question 46822: hi i'm in the fifth grade and i'm wondering how i can get about ten or twenty equations like this:EXAMPLE
7(2+X)=28
OR something a little harder
thanks for who ever gives me these equations.
Click here to see answer by Earlsdon(4898)

Question 46842: let x represent the number and then write an expression for the product. The square of 5 more than a number.
Click here to see answer by checkley71(8405)

Question 46841: find the product
a(a+5) (a-5)
Click here to see answer by checkley71(8405)

Question 46840: find the square
(w-1/4)^2
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Question 46833: (x-10)(x+9)
Click here to see answer by checkley71(8405)

Question 46829: Remove the parentheses and simplify when possible
8d-(-7c-2d)
Click here to see answer by checkley71(8405)

Question 46843: perform the indicated divisions
x^2-2x-35/x+5
Click here to see answer by stanbon(26259)

Question 46831: subtract
4x-2x^2+4x^3 from 4x^3+x-3x^2
Click here to see answer by checkley71(8405)

Question 46851: Please show me how to solve 25x-13x=48
Click here to see answer by checkley71(8405)

Question 46828: add
5b^3-8b+2b^2 and 3b^2 -7b^3 +5b
I came up with 9b^1 - 15b^3 + 7b^2
Click here to see answer by stanbon(26259)

Question 46796: Use the discriminant to determine if the equation can be solved by factoring. If the equation can be solved by factoring, then factor it.

Click here to see answer by stanbon(26259)

Question 46838: simpify the following expression. Write your answers with positive exponents only.
(x^2)^-3(x^-2)/(x^2)^-4
Click here to see answer by adamchapman(301)

Question 46794: Solve the equation by completing the square.

Click here to see answer by atif.muhammad(135)

Question 46839: find the following squares
(7p+6q)62
Click here to see answer by consc198(59)

Question 46818: xy-z = z+wx-3x .....solving equations..slove pleasee!!
Click here to see answer by consc198(59)

Question 46908: the cost in dollars of manufacturing w wingnuts is given by the expression 0.07w and 13.3. find the cost when 375 wing nuts are made. what is the average cost to manufacture one wing nut?
Click here to see answer by tutorcecilia(2042)

Question 46907: what expression raised to the fourth power is 81x^12y^8z^16
Click here to see answer by checkley71(8405)

Question 46906: if there are 6X10^9 people on the earth and there is enough freshwater to provide each person with 8.79X10^5, how much freshwater is on the earth?
Click here to see answer by checkley71(8405)

Question 46902: find values for a,b, c, and d so that the following equations are true.
a triangle has sides 3x+7,4x-9, and 5x+6, find the polynomial that represents its perimeter.
Click here to see answer by checkley71(8405)

Question 46899: suntract using the vertical method
7x^2+6x from 9x^2-3
Click here to see answer by checkley71(8405)

Question 46891: a square has sides of length 3x-2cm. Express the area of the square as a polynomial.
Click here to see answer by checkley71(8405)

Question 46836: multiply
7w(2w-3)(2w+3)
Click here to see answer by checkley71(8405)

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