Questions on Algebra: Evaluation of expressions, parentheses answered by real tutors!

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Question 352053: use three 9s, one set of parentheses, and only one algebretic operation to produce an expression that is equivalent to one
Click here to see answer by Fombitz(32388) About Me 

Question 352160: what is 3 times a number subtracted from 4 times the number is 54
Click here to see answer by checkley77(12844) About Me 

Question 352158: what is 2 times a number added to 4 times the number equals 55
Click here to see answer by checkley77(12844) About Me 

Question 352282: 1/2x+2/3y when x=10 and y =21
Click here to see answer by jim_thompson5910(35256) About Me 

Question 352285: -5+2(7x-5)-13 if x=3
Click here to see answer by checkley77(12844) About Me 

Question 352435: 54+56
Click here to see answer by jim_thompson5910(35256) About Me 

Question 352407: what is the espression of 14a+56b+7=
Click here to see answer by nyc_function(2741) About Me 

Question 352485: - (3z + 8) - 9 = 17 + 3

I came up with 0 = 0 but can i write that when im solving for z but there are no z's left... any help thanks

Click here to see answer by nyc_function(2741) About Me 

Question 352482: 3y - 7(y + 4) = -y + 6 - 3y
i have tried and keep second guessing myself... the answer i came up with is -34 = 0 which doesnt make sense...and i dont know how i would write that as an answer....would i just say not possible? thanks for any help

Click here to see answer by nyc_function(2741) About Me 
Question 352482: 3y - 7(y + 4) = -y + 6 - 3y
i have tried and keep second guessing myself... the answer i came up with is -34 = 0 which doesnt make sense...and i dont know how i would write that as an answer....would i just say not possible? thanks for any help

Click here to see answer by jim_thompson5910(35256) About Me 

Question 352487: 2x + 8 < (or equal to) 4x - 2(x + 5)

the x's cancel out..so i dont know how you would solve this thanks for any help

Click here to see answer by jim_thompson5910(35256) About Me 

Question 352486: 15 - (2x/3) = ((-4x/6) + 8) + 7
i see that they both equal eachother but i dont know what x would equal then... thanks

Click here to see answer by jjordan95(63) About Me 

Question 353248: ((2-2x)-(1-x)(1+x)+2x(x+1)

Click here to see answer by unlockmath(1688) About Me 

Question 353285: Rom earned $12 one week and bought a radio for $8. The next week he earned $5. He went to the mall and spent $2 on lunch. Write an addition expressions for his earnings and expenses.
Click here to see answer by rfer(16322) About Me 

Question 353464: 1.Consider the following formula: A=B+3(4-C) If B=5 and C=2, What is the value of A?
Click here to see answer by stanbon(75887) About Me 

Question 353496: how would you do 2+2x-5x-3?
Click here to see answer by edjones(8007) About Me 

Question 353482: Need help badly on these two questions!!!!
2/3 x -7 =x
8(5-n)=2n

Click here to see answer by Fombitz(32388) About Me 

Question 353683: put parentheses in the
correct place in the expression to get the answer of 34 4+3x5-8+7 thank you

Click here to see answer by rfer(16322) About Me 

Question 353699: graph the line
y = -2x-4

Click here to see answer by checkley77(12844) About Me 

Question 353873: 3x squared minus 8 equal 0
Click here to see answer by nerdybill(7384) About Me 

Question 354035: A grocer wants to mix peanuts worth $2.50 per pound with 12 pounds of cashews worth $4.75 per pound. To obtain a nut mixture worth $4 per pound, how many pounds of peanuts are needed?
Click here to see answer by sofiyac(983) About Me 
Question 354035: A grocer wants to mix peanuts worth $2.50 per pound with 12 pounds of cashews worth $4.75 per pound. To obtain a nut mixture worth $4 per pound, how many pounds of peanuts are needed?
Click here to see answer by mananth(16946) About Me 

Question 354208: what are the steps to solve the algebraic expression: 3c+4h=115?
Click here to see answer by checkley77(12844) About Me 

Question 354403: Please help me with this problem, I am getting a bruise on my forehead from beating it on my desk!
Evaluate 44 ft/s * 1 mi/5,280 ft *3600 s/h. be sure to use the proper units.
Thank you for your help in this!

Click here to see answer by scott8148(6628) About Me 
Question 354403: Please help me with this problem, I am getting a bruise on my forehead from beating it on my desk!
Evaluate 44 ft/s * 1 mi/5,280 ft *3600 s/h. be sure to use the proper units.
Thank you for your help in this!

Click here to see answer by Alan3354(69443) About Me 

Question 354456: If w whistles cost c cents, how many whistles can you get for d dollars?
Click here to see answer by nerdybill(7384) About Me 

Question 354608: I AM TRYING TO SOLVE THIS PROBLEM:
4x{[200-50/5)-[35/7)x(35/7)-4x3]}

Click here to see answer by Alan3354(69443) About Me 
Question 354608: I AM TRYING TO SOLVE THIS PROBLEM:
4x{[200-50/5)-[35/7)x(35/7)-4x3]}

Click here to see answer by JBarnum(2146) About Me 

Question 354862: -14y+12(x+y)-12x
Click here to see answer by stanbon(75887) About Me 

Question 354871: TRYING TO SOLVE THIS PROBLEM
-4(a+3)-a=12

Click here to see answer by dlh(17) About Me 

Question 355041: Please help me solve and name this equation (X² + 2y)²
Click here to see answer by nyc_function(2741) About Me 

Question 355278: what value of w makes -24-(-13)=w a true sentence?
please help me solve this equations! thankyou












Click here to see answer by sofiyac(983) About Me 

Question 355991: the product of a number and 35
Click here to see answer by rfer(16322) About Me 

Question 356272: how to solve this one
2(x+y)(x-y)
thanks.

Click here to see answer by ewatrrr(24785) About Me 

Question 356572: I need to find n in the problem below?
6 8/21 n = 13 1/3

Click here to see answer by rfer(16322) About Me 

Question 356621: (16+a)x5-4

Click here to see answer by Fombitz(32388) About Me 

Question 356867: find the coordinates of the y-intercepter and the x intercepter, in the order
-3x+2y=6

Click here to see answer by Fombitz(32388) About Me 

Question 356909: i have to find the problem in the eyes of x
How do I find: ax-b=c solve for x
i tried: x=(c+b)divide a
i have to find the problem in the eyes of m
4(m+1)=n solve for m
i tried: m=n divide 4-1
thank you

Click here to see answer by Fombitz(32388) About Me 

Question 356920: 4-5+2-6-11=6
Click here to see answer by Alan3354(69443) About Me 
Question 356920: 4-5+2-6-11=6
Click here to see answer by checkley77(12844) About Me 

Question 357007: (16-24)-(57-77)/(-2)
Click here to see answer by mananth(16946) About Me 

Question 357099: the length of a rectangle is fixed at 20cm. What widths will make the perimeter greate than 76cm
I thought the formula was L=w+76
This is where I confuse myself could you please help me

Click here to see answer by ewatrrr(24785) About Me 

Question 357173: 3-4z=-5+8z
Click here to see answer by rfer(16322) About Me 

Question 357393: please help me solve:
16h=8(2h-10)
please show me the work
thank you!

Click here to see answer by edjones(8007) About Me 

Question 357745: I am trying to help my son with the following problem:
(g3-7)2*5+4
That should read G cubed minus 7 and that answer to the 2 power times 5 plus 4

Click here to see answer by nerdybill(7384) About Me 

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840