Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 44048: find the values for me and b in the following system so that the solution to the system is (-3,4)
5x+7y=b
mx+y=22
Click here to see answer by venugopalramana(3286)

Question 44046: The area of a triangle is 12 inches. The height is 1/2 of the base minus 1. What is the base of the triangle?
Click here to see answer by venugopalramana(3286)

Question 44060: solve the following problem, be sure to show the equation used for the solution.
In a town election, the winning candidate had 220 more votes than the loser. If 810 votes were cast in all, how many did each candidate receive?
Click here to see answer by gsmani_iyer(180)

Question 44053: Jill has $3.50 in nickels and dimes. If she has 50 coins, how many of each type of coin does she have?
Click here to see answer by fractalier(2101)

Question 44041: graph the inequality y is less than or equal to -4
Click here to see answer by fractalier(2101)

Question 44047: slove each of the following systems by graphing.
2x-y=4
2x-y=6
Click here to see answer by adamchapman(301)

Question 44047: slove each of the following systems by graphing.
2x-y=4
2x-y=6
Click here to see answer by fractalier(2101)

Question 44035: Solve each system by substitution. Determine whether each system is independent, inconsistent, or dependent.
18. 5x-6y=23
x=6-3y
Click here to see answer by adamchapman(301)

Question 44043: graph the inequality y is greater than or equal to 3x
Click here to see answer by fractalier(2101)

Question 44171: Please help with the folllowing:
Use the quadratic formula to solve the quadratic equation
9x^2-6x+37=0

thank you
Click here to see answer by adamchapman(301)

Question 44172: Please help with the following:
Use the quadratic formula to solve the quadratic equation.
7/8(x^2)- 3/4(x) + 5/16 = 0
thanks
Click here to see answer by adamchapman(301)

Question 44173: please help with this,
Find ALL solutions of the equation. I need to show all possible solutions. thanks
9x^4 - 24x^3 + 16x^2 = 0
thanks
Click here to see answer by adamchapman(301)

Question 44174: Please help with the following, I need to show all possible solutions. thanks
Find all solutions of the equation.
x^6 - 64 = 0

thanks
Click here to see answer by adamchapman(301)

Question 44244: solve this system by substitution
8x-4y=16 y=2x-4
Click here to see answer by benni1013(197)

Question 44273: The problem ask to "Find the solution and write each solution set in interval notation, and graph it".
6x-(2x+3)>4x-5
acrown1@umbc.edu
Click here to see answer by adamchapman(301)

Question 44277: Can you solve x in terms of y and y in terms of x for the following equation:
3y² + 4xy - 9x² = -1
Thank You
acrown1@umbc.edu
Click here to see answer by AnlytcPhil(1277)

Question 44229: rational expressions
y^2+4y-21 over y^2+13+42
show work
Click here to see answer by fractalier(2101)

Question 44310: Could you please help me. In Marbles-R-Us they sell marbles in boxes. Zeeshan buys 9 bags, each containing q marbles. On the way home he plays Mark and wins 9 more marbles. What is the expression for this? Thank you.
Click here to see answer by sonimyke(4)

Question 44327: k^2+10k+24 over k^2+11k+30 * k^2+5k over k^2-2k-24
help
Click here to see answer by fractalier(2101)

Question 44335: find the least common denominator of 8a+32, a^2+4a
Click here to see answer by fractalier(2101)

Question 44331: 1 + 1 over x = 72 over x^2
Click here to see answer by fractalier(2101)

Question 44231: a^2-8a over (a+2)(a-8)
please help set this up show work
Click here to see answer by fractalier(2101)

Question 44328: 1 over 2x-7 + 3 over 7-2x
Click here to see answer by fractalier(2101)

Question 44338: 3 over y^2-3y+2 + 5 over y^2-1
show work
the answer that i got is 8 over (y+2)(y+1)?
Click here to see answer by Nate(3500)

Question 44337: 3m+12 over m^2-4=-2m^2+3m+6 over m^2-4+2m-4 over m-2
Click here to see answer by Nate(3500)

Question 44330: x over 2x+2=-2x over 4x+4 + 2x-3 over x+1
having trouble
Click here to see answer by Nate(3500)

Question 44319: Write each equation in quadratic form and solve it by factoring.
x(3x + 22/5)= 1
Click here to see answer by fractalier(2101)

Question 44242: 1 over 2x-7 + 3 over 7-2x
show work
isn't the bottom denominators the same?
Click here to see answer by fractalier(2101)

Question 44345: -√[121]+(-1)³
Click here to see answer by Nate(3500)

Question 44345: -√[121]+(-1)³
Click here to see answer by fractalier(2101)

Question 44351: Solve each problem. Use your choice of methods.

x + y = -4
4x + y = -13
y + 3z = -10
Click here to see answer by Nate(3500)

Question 44364: substitution method
m-2n=16
4m+n=1
Click here to see answer by Nate(3500)

Question 44366: elimination method
3a-12b=9
14a-11b=5
Click here to see answer by AnlytcPhil(1277)

Question 44411: Solve by completing the square:
x^2 + 6x + 4 = 0

Click here to see answer by stanbon(57361)

Question 44368: substitution method
x=8-4y
3x+4y=3
Click here to see answer by checkley71(8403)

Question 44363: substitution method
4p-2q=16
5p+7q=1
Click here to see answer by checkley71(8403)

Question 44416: Please help with this.
Find all solutions of the equation. check your solutions in the original equation.
x + the square root of 31-9x = 5

31-9x is under the square root symbol
thank you
Click here to see answer by adamchapman(301)

Question 44412: Solve using the quadratic formula:
x2 – 2x = 15x – 10
Click here to see answer by fractalier(2101)

Question 44434: Please help find all solutions of the equation

4x+1=3/x

thanks
Click here to see answer by tutorcecilia(2152)

Question 44432: Write the equation of the line passing through (4, 4) and (4, 2).
A) y = 4 B) y = –2x C) x = 4 D) y = x + 4

Click here to see answer by stanbon(57361)

Question 44432: Write the equation of the line passing through (4, 4) and (4, 2).
A) y = 4 B) y = –2x C) x = 4 D) y = x + 4

Click here to see answer by tutorcecilia(2152)

Question 44449:
Click here to see answer by tutorcecilia(2152)

Question 44470: please help solve the following:
(x+3)^3/2 = 8

thanks
Click here to see answer by Earlsdon(6287)

Question 44504: Solve the system of equations.
7x + 7y + z = 1
x + 8y + 8z = 8
9x + y + 9z = 9
Click here to see answer by AnlytcPhil(1277)

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11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 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