Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 334122: Find the sum: 8/15 + (-2/3)
Find the sum: -3 1/4 + (-2 2/5)
Find the difference: 5/8 - 3/4
Find the difference: -4/10 - (-1/6)
Find the difference: -6 2/3 - 4 3/5

Any help will be appreciated! Thanks!
Click here to see answer by checkley77(12844)

Question 334141: 42 Solve the equation: 2y/3 = 4
43 Solve the equation: -3c/7 = -6
44 Solve the equation: 4x/9 = 6
45 Solve the equation: -8v/17 = 16
46 Solve the equation: 3w/4 = -1/2
47 Solve the equation: -13p/20 = -1/5
49 Solve the equation: t/2 + 5/12 = 5/6
50 Solve the equation: -7/10 = 3a/4 - 13/20
51 Solve the equation: 3.4n + 6.2 = -7.4
52 Solve the equation: 11.6b - 5 = 9.5
54 Solve the inequality: 2k/5 - 4/15 ≥ -2/3
55 Solve the inequality: 7d/11 + 2 < 2/3
Thanks in advance! :)
Click here to see answer by solver91311(24713)

Question 334219: is the ____________ of a number and four.
What is supposed to be in the blank all I know that its a 5 lettered word. I would appreciate any help
Click here to see answer by solver91311(24713)

Question 334270: Write the equation in standard form of the line that passes through (0,-7) and (-7,0).
Click here to see answer by solver91311(24713)

Question 334293: write as many of the whole numbers from 0 to 10 as you can, using only the digit four with operation signs and grouping symbols as many or as few times as you need to. it is a school problem and i need a lot of help:) thanks
Click here to see answer by solver91311(24713)

Question 334301: 2x-3y=-6
3x+4y=12

Click here to see answer by solver91311(24713)

Question 334301: 2x-3y=-6
3x+4y=12

Click here to see answer by stanbon(75887)

Question 334230: is the ____________ of a number and four.
What is supposed to be in the blank all I know that its a 5 lettered word. I would appreciate any help. I thought the word was quotient too, but it on my word puzzle worksheet and my teacher said its only 5 letters.
Click here to see answer by Alan3354(69443)

Question 334334: i don't know what to do with this equasion..
Click here to see answer by Alan3354(69443)

Question 334285: x=3v
v=4t
x=pt
For the system of equations above, if x is unequal to 0, what is the value of p?
Click here to see answer by Edwin McCravy(20054)

Question 334407: 4x2+16x+16=0
Click here to see answer by privani(34)

Question 334363: 2X-5Y=10
3X+4Y=15
------------
Click here to see answer by privani(34)

Question 334332: I Don't understand how to even start solving this.
Click here to see answer by Alan3354(69443)

Question 334420: 6g+13=-13
g=
Click here to see answer by nyc_function(2741)

Question 334340: 25m^3+30m^2+20m\5m^2=
Click here to see answer by Fombitz(32388)

Question 334470: I have a story problem using d=rt, where is the distance, r is the rate and t is the time.
Suppose you are traveling at an average of 55 miles per hour to your sisters house, and return at an average of 65 miles per hour. The total driving time is 12 hours. How far, in miles did you travel?
The only option that even comes close to the answer I get is 660. I can not figure out how.
Please help!! thanks so much!
Click here to see answer by nerdybill(7384)

Question 334498: -3x-4x+5x=18
Click here to see answer by vleith(2983)

Question 334431: -5(1-5x)+5(-8x-2)=-4-8x
Click here to see answer by jim_thompson5910(35256)

Question 334506: -11x+2+10x+2x=9
Click here to see answer by jim_thompson5910(35256)

Question 334521: 5x + 2 = 32

Click here to see answer by jim_thompson5910(35256)

Question 334377: 1. Bruce, an appliance salesman, earns a commission of $50 for each washing machine he sells and $100 for each refrigerator. Last month he earned $500 in commissions. Find all possibilities for the number of each kind of appliance he could have sold. 2.
Click here to see answer by jrfrunner(365)

Question 334637: 27= 9(5x-2)-30x
Click here to see answer by rfer(16322)

Question 334627: what is the answer to this equation?
5+ g/9=13
Click here to see answer by rfer(16322)

Question 334624: What does "x" represent?
7x+3=21
Click here to see answer by rfer(16322)

Question 334573: Kendra pays $132 for shoes and clothes. The clothes $54 more than the shoes. How much do the shoes cost?
Click here to see answer by rfer(16322)

Question 334651: 2x-6=18
Click here to see answer by stanbon(75887)

Question 334730: How do you solve this equation? Thank you so much.
7+3x/4 = -x/8

Click here to see answer by stanbon(75887)

Question 334732: two numbers differ by 7.
their sum is 185.
what are the two numbers?

Click here to see answer by nyc_function(2741)

Question 334790: divide & simplify:
(9x^2-4/12x^2-3x)/(6x+4/4x-1)
Click here to see answer by mananth(16946)

Question 334859: please write in interval notation

Click here to see answer by Fombitz(32388)

Question 334801: Arlene wishes to invest $5000. If she invests part at 7% simple interest, part at 6%, and receives a total of $332 after one year, how much does she invest in each rate?
Click here to see answer by Fombitz(32388)

Question 334918: 5x+3=6-2x
I got x=3/7
but now i need to know how to "use a graphing utility to verify my solution."

Click here to see answer by Fombitz(32388)

Question 334921: 17+y/y + 32+y/y = 100
i have no idea how to get started or even remotely what my answer should look like?
Click here to see answer by Fombitz(32388)

Question 334948: 7 * [ 2 (1 - 5) + 3 ]
how do i sovle this
?
Click here to see answer by nerdybill(7384)

Question 334947: |3w| = 15
how do i sovle this
?
Click here to see answer by Alan3354(69443)

Question 334940: z-3/2=7

how do i sovle this
?
Click here to see answer by Alan3354(69443)

Question 334943: 9/5m = 3/10

how do i sovle this
?
Click here to see answer by Alan3354(69443)

Question 334944: 1/3s + 7 = s + 1
how do i sovle this
?
Click here to see answer by Alan3354(69443)

Question 334963: 5x-7=10x+8
Click here to see answer by rfer(16322)

Question 334946: 5-2x=3x-7+25
Click here to see answer by checkley77(12844)

Question 335027: I have the answer to my equation, i just don't know how to solve it
My Equation: 6=1-2n+5
I know the answer is N=0
But i can't remember how to solve it, please help
Click here to see answer by nyc_function(2741)

Question 335064: Someone please show me how to do these so I can help my son
-1/5y=-6
3/4z= -5 1/2
-2/3t=72
Click here to see answer by Alan3354(69443)

Question 335076: how do i solve 2x-8=2
Click here to see answer by Alan3354(69443)

Question 335085: how do i solve 6x+12-4=-10
Click here to see answer by rfer(16322)

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39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580