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

Tutors Answer Your Questions about expressions (FREE)

Question 570184: 33+1/14+1/2+1/42
Click here to see answer by JBarnum(1826)

Question 569625: 3x/5 -6=x
Click here to see answer by JBarnum(1826)

Question 568788: 4w^3/28w^2
Click here to see answer by jim_thompson5910(21667)

Question 569067: can you help me with this binomial 3w(12w-1)-8w
Click here to see answer by jim_thompson5910(21667)

Question 568984: pretty sure i'm in the wrong place, but couldn't find a subject to suit
find derivatives of y=x^2-3x+1/x
Click here to see answer by Theo(2967)

Question 568484: 5
- x = -3+x
6
Click here to see answer by jim_thompson5910(21667)

Question 568397: (4y^2-5y)+(3y-7y^2)-(2y^2+6y-5)
Click here to see answer by jim_thompson5910(21667)

Question 567161: a refrigerator repairman charges $50.00 per service call and $25.00 per hour to repair the appliance what is the equation
Click here to see answer by jim_thompson5910(21667)

Question 567702: the total of 3 times the smaller and twice the larger is 27
3 (12-n) + 2n = 27
the smaller
and larger numbers?

Click here to see answer by jim_thompson5910(21667)

Question 567810: 8s+4t+11s
Click here to see answer by jim_thompson5910(21667)

Question 567497: P=5n+5w
Click here to see answer by nyc_function(2626)

Question 566547: 28(y-1/7)=
Click here to see answer by rfer(10417)

Question 565860: Evaluate the expression. -[-22]?
Click here to see answer by ad_alta(170)

Question 565285: evaluate 7xy if x=2 and y=3
Click here to see answer by kingme18(97)

Question 565036: How do I write an expression for the perimeter of a rectangle with its width 6x+5 and length 3x
Click here to see answer by ad_alta(170)

Question 565038: How do I write an expression for the perimeter of a rectangle with its width 6x+5 and length 3x
Click here to see answer by stanbon(48510)

Question 564939: how do i solve k(k-3)=28
Click here to see answer by issacodegard(60)

Question 563893: i have this question 3a5 x(multiply) 5a3
---------------------
10A4 I HAVE TO WRITE IT IN SINGLE TERM IN INDEX FROM
Click here to see answer by mananth(10539)

Question 563371: How do you write mixed numbers as a percent?
What is 2 51/125 written as a percent
Click here to see answer by nicky429(3)

Question 563359: Let f(x)= 2x^2 -x +1 and g(x)= SQUARE ROOT OF(5-x).... Find and simplify each of the following:
1) g(-19)
2) g^-1(x)
3) (f o g)(4)
4) g^-1(1)
Click here to see answer by stanbon(48510)

Question 562878: The difference of two numbers is 4. 5 times the smaller number is four more than three times the larger. Find the two numbers
Click here to see answer by Maths68(1140)

Question 562739: I am doing a worksheet in math , and one of the question's is asking me to evaluate ( 1/8 ) to the exponent negative 1/3 ?
Click here to see answer by mananth(10539)

Question 561822: 1. Half of a number
1b. the quotient of a number and 6
1c 8 less than a number
1d the sum of g and h
1e. the product of negative 4 and a number
1f.freddy bought g giraffes that cost $1500 each

Click here to see answer by Edwin McCravy(6931)

Question 561681: Is y-m*x=b the same as y=mb+x?
Click here to see answer by stanbon(48510)

Question 561681: Is y-m*x=b the same as y=mb+x?
Click here to see answer by richard1234(4789)

Question 561689: -5a^2,a=2
Click here to see answer by jim_thompson5910(21667)

Question 561186: simplify
8/9 x 5/6 -1/6

2[5+2(7-4)]
Click here to see answer by rfer(10417)

Question 560626: Simplify. Please show all of your work.
44/48
Click here to see answer by Maths68(1140)

Question 560631: Perform the indicated operation. Please show all of your work.
2/3 / 1/2
Click here to see answer by Maths68(1140)

Question 560365: 2(x+2y)-(x+3y)
Click here to see answer by kkasko(45)

Question 560241: please help me solve -14+(-20)+75+(-43)
Click here to see answer by rapaljer(4551)

Question 560241: please help me solve -14+(-20)+75+(-43)
Click here to see answer by Maths68(1140)

Question 559657: Estimate the value of 100 1/3
how did you get this answer
Click here to see answer by richard1234(4789)

Question 559664: please help me solve this equation -8 + 5 (g + 2) + -2
Click here to see answer by Earlsdon(6098)

Question 558738: 5r=45

Click here to see answer by rfer(10417)

Question 557927: i understand how to add multiply and divide integers( neg. and pos.) numbers.However there is a whole chapter devoted to prob with par. and ive tried for hours to figure out what im doing wrong. 7+(-8)divided by 4 =. ok 7+-8=1 and four divided my one is four.. it says im wrong.. what am i doing wrong.also my key board doesnt have a division sign. Tanya
Click here to see answer by scott8148(5879)

Question 557549: simplify
3(4x-2)-6(x+1)-11x
Click here to see answer by jim_thompson5910(21667)

Question 557079: Solve: 2(c-6) + 7c + 7c = 5 -3(c-2)
Click here to see answer by nihar_pp(1)

Question 555078: x - 3 (x-2) = 7x - (2x + 5) solve for x (I don't understand how to get to the solution although my maths teacher has explained it many times I don't understand the way he explained it)
Click here to see answer by jim_thompson5910(21667)

Question 555829: 8x + 5y - 4z + 9y -3x + 13z =
Click here to see answer by jim_thompson5910(21667)

Question 555493: (x squared + 5y) squared
Click here to see answer by edjones(7311)

Question 555275: simplify -5^2
Click here to see answer by jim_thompson5910(21667)

Question 555017: ((2y^2-7y-15)/(3y^2-8y-3)) X ((9y^2-1)/(4y^2-9)) / ((y^2+3y-10)/(2y^2-9y+9))
It say to complete it but not to multiply factors.
And also everything is squared, the -7y or whatever after the ^2 is not included in the exponent.
Click here to see answer by Theo(2967)

Question 554843: Please help me solve this problem. -6+5(2x-8)
Click here to see answer by jim_thompson5910(21667)

Question 554591: Find three ordered pairs that satisfy the equation.
y = 5x + 6
gruffin@comcast.net

Click here to see answer by stanbon(48510)

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