Questions on Algebra: Equations answered by real tutors!

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Algebra: Equations

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Question 23231: seperate 92 into two parts, one of which is 1/3 of the other.
Click here to see answer by rapaljer(3610)

Question 22036: 7(x - 3) > 5x - 14
Click here to see answer by rapaljer(3610)

Question 22387: Explain how you use the exponent rules and the meaning of negative exponents to simplify the following expressions:
(b^2 · c^-3)/(b^-3 · c^2)
Click here to see answer by rapaljer(3610)

Question 23220: I having a little difficulty in the following problems. I appreciate your help!
Solve the unknown variable:
1. 4(-1)(1-y)+8=0
2. 1-2(3-4)+y=-2y+8(1-1)
3. y/8=4+(y-2)/24

Click here to see answer by rapaljer(3610)

Question 23219: I having a little difficulty in the following problems. I appreciate your help!
1. What is (1/6) divided by (-5/8)
2. What is (5/16)+ (11/24)
3. What is (3/7)+(-2/9)

Click here to see answer by rapaljer(3610)

Question 22169: Find the quotient using long division. (I have to show work.)
8m^3 +38^2 -6m +20/m+5
Answers being: (A)8m^2+2m+4 (B)m^2+2m+8 (C)8m^2-2m+4 (D) m^2+3m+4
Second question:
Multiply: (3y+11)(8y^2-2y-9) (I have to show work.)
Answers being: (A) 24y^3-6y^2-27y+11
(B) 112y^2-28y-126
(C) 24y^3+28y^2-49y-99
(D) 24y^3+94y^2+49y+99
Thank you.
Click here to see answer by AnlytcPhil(958)

Question 22308: (ax+b)(cx+d) = acx^2+(ad+bc)x+bd
Click here to see answer by stanbon(26259)

Question 23249: 1/4=3q
Click here to see answer by stanbon(26259)

Question 22315: can u please solve these 3 problems or me
-8+5x+x=-74
2x+3y=-15,8x+5y=-25.
pv=nRT
Click here to see answer by stanbon(26259)

Question 21973: Write an equation of the line that is parallel to the given line and passes through the given point.
y=-4x-7, (5,-3)
If it isn't too much trouble this one too.
y=-2/3x+4, (-5,5)
Click here to see answer by stanbon(26259)

Question 21983: how do you solve this problem with the following directions
Identify the x- and y- intercepts
these are the problems
y=8x-1
y=-3x+5
y=-2x+13
y=17x-4
y=-5x-9
Click here to see answer by elima(1433)

Question 22049: Explain and show the steps in how to add,subtract and multiply the following:
a. (8x^2 + 5x) - (4x^2 - 3x)

Click here to see answer by stanbon(26259)

Question 23280: find the (GCF) greatest common factor of each set of numbers:
1. 12 and 22
2. 7 and 21
3. 24 and 48

Click here to see answer by rapaljer(3610)

Question 23285: please help me solve this problem: find 3 possible answers to 2x+4y=8
Click here to see answer by smik(40)

Question 21841: Please help me solve this problem

a^3b^3c^3 - a^2b^3c^4 = a^3b^2c^4 =
Click here to see answer by rapaljer(3610)

Question 20899: What values of x, if any are not permitted?
x-3/x^2-16
Thank You
Click here to see answer by venugopalramana(3286)

Question 23239: Help with equations. Thank you
Solve for the unknown variable.
1. 0.05x=-10(2)
2. 2y-2*3+1=15
3. 8(1+y)-3y=6+y-2y-10y+20
4. (1/2)x+(9/14)=(3/7)
Click here to see answer by stanbon(26259)

Question 23319: Solve the system with the elimination method.
4x-y=11
3x=3-y
Click here to see answer by rapaljer(3610)

Question 20898: combine and simplify
a^2/x-1 - a^2/x+1
Thank you
Click here to see answer by rapaljer(3610)

Question 20898: combine and simplify
a^2/x-1 - a^2/x+1
Thank you
Click here to see answer by philberg99(10)

Question 23337: insert parentheses to make equation 9+6x2 divided by 3-1=12 true
Click here to see answer by philberg99(10)

Question 23338: Please help me to solve this equation:
1+2(x^2-4)=5-2x
Thank You,
Click here to see answer by AnlytcPhil(958)

Question 22051: Explain and show the steps in how to add,subtract and multiply the following:
(-9p^3 · q^2)(-3p^2 · q^4)
Click here to see answer by philberg99(10)

Question 20937: Please help with this equation:
4/3(WPB)=XY, solve for X
I multiplied both sides by 3 to get 4WPB=3XY and then divided both sides by 3Y to get 4WPB/3Y = X.
Does this sound right? Thank You!
Click here to see answer by venugopalramana(3286)

Question 23350: x=1+the square root of x squared + x + 2x times the square root of x - the square root of x + 1 + 2 times the square root of x
Click here to see answer by AnlytcPhil(958)

Question 23357: how many ways could you choose 3 winning groups from 10 if their order does not matter?
AND
suppose there is a first, second, and a third place, so the order in which you choose the winning groups matters. how many ways can you choose 3 groups to win these prizes?
please help me with the equations. thanks.
Click here to see answer by stanbon(26259)

Question 23381: evaluate y/2x-z; for x=6, y=3, z=2

Click here to see answer by kviji_85(2)

Question 22044: Explain how you use the exponent rules and the meaning of negative exponents to simplify the following expressions:
(b^2 · c^-3)/(b^-3 · c^2)

Click here to see answer by elima(1433)

Question 22041: Explain how you use the 5 rules of exponents to simplify the following expressions. Do not leave any negative exponents in your answer.:
^
(108r^2 · y)/(9r^3 · y^2)

Click here to see answer by elima(1433)

Question 23434: Hi PLEASE HELP ME!! I really do NOT know what i'm doing!! I need HELP! Help would be greatly appreciated! here is the problem and directions: Use the formula h=rt-4.9t^2 where h is in meters and the formula h=rt-16t^2 where h is in feet. The Problem: A ball is thrown upward with an intial speed of 24.5 m/s. when is it 19.6 m high? (Two answers)
Please help me, i'm desperate, i just cannot figure out this assignment, i'm having a lot of trouble! Thanks!
Click here to see answer by stanbon(26259)

Question 22003: 3(2*)-3*+4=2*+5 x=
Click here to see answer by rapaljer(3610)

Question 22052: Explain and show the steps in how to add,subtract and multiply the following:
(x - 9)(x - 11)

Click here to see answer by elima(1433)

Question 23480: how do u solve a slope equation
Click here to see answer by rapaljer(3610)

Question 23486: 30c+14=19c-8

Click here to see answer by longjonsilver(2297)

Question 23517: 6+n=14
Click here to see answer by stanbon(26259)

Question 20950: Neglecting air resistance, the upward velocity of the water in the stream of a particular fountain is given by the formula v=-32t+28, where t is the number of seconds after the water leaves the stream. How long does it take a droplet of water to reach the maximum height?
Click here to see answer by Icedemon(3)

Question 21737: what is the value of X?
3x+3=3y+4
Click here to see answer by Icedemon(3)

Question 23525: What is w if 67.1= 29.7- 0.2w
Click here to see answer by rapaljer(3610)

Question 23521: 26-n=9
Click here to see answer by rapaljer(3610)

Question 21745: 3r+4=S;r how would you solve these equations
Click here to see answer by rapaljer(3610)

Question 23544: I am unable to help my daughter with this pronblem in math
on a multi-step equation for pre-algebra

5/8(p-4)=2
how do we figure out what p is
Click here to see answer by Earlsdon(4898)

Question 23607: 4x+y=17
2x+y=9
Click here to see answer by elima(1433)

Question 23637: 5x=9x-16
Click here to see answer by MathNerdette(3)

Question 23647: 8x-96=64
How do you solve for "x"?
Click here to see answer by elima(1433)

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