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

Tutors Answer Your Questions about expressions (FREE)

Question 533427: Write two word phrases for variable expression 5m ?
Click here to see answer by jim_thompson5910(35256)

Question 540776: A puzzle costs p than a book, the book cost $1.99. How much is the puzzle?
the puzzle's cost =1.99+p

Click here to see answer by stanbon(75887)

Question 540776: A puzzle costs p than a book, the book cost $1.99. How much is the puzzle?
the puzzle's cost =1.99+p

Click here to see answer by reham75(1)

Question 541683: please help me solve: (18^10) = (4^5)(3^x)
Click here to see answer by neatmath(302)

Question 542537: I have a problem that asks me to simplify the algebraic expression.
3(x-1)(x+4)-2(3x-4)
I distributed out the 3 and -2 and then foiled them out and combined like terms but none of my answer choices match up to my answer! I need help please!
The answer choices are:
A. 3x^2 +9x -4
B. 3x^2 +3x -20
C. 3x^2 +3x -16
D. 3x^2 +3x -4
Click here to see answer by stanbon(75887)

Question 543686: what is the simplifyed experssion of 4x+3(x+1)+5

Click here to see answer by MathLover1(20850)

Question 543925: ((x^5)/(-3y^3))^4
Click here to see answer by stanbon(75887)

Question 544587: Simplify the following expression, and rewrite it in an equivalent form with positive exponents.
(-3x^-4)^-5

Click here to see answer by JBarnum(2146)

Question 544617: how do you identify the terms, like terms, coefficients, and constants of this equation; 3+7x+3x+x
Click here to see answer by KMST(5328)

Question 544850: (x^2+3x-10)+(-3x^2+2x-15)

Click here to see answer by rfer(16322)

Question 544850: (x^2+3x-10)+(-3x^2+2x-15)

Click here to see answer by saifoo.khan(162)

Question 545017: here's the uestion solve the equation
2x/3= -2(x-5) -5/6
this is how i did it.
- 3( 2x/3=-2x+10 - 5/6
- 2x=-6x+30+10
- 8x=40
so.. x= 5?
Click here to see answer by Alan3354(69443)

Question 545039: b^3 -a when a=-2 and b=3
Click here to see answer by Alan3354(69443)

Question 544185: 15-x=18
Click here to see answer by jim_thompson5910(35256)

Question 544033: 3/4x-2/3=5+1/2x
Click here to see answer by jim_thompson5910(35256)

Question 541839: Evaluate 6-2*3squared
Click here to see answer by jim_thompson5910(35256)

Question 545897: Evaluate: 32 + (8 - 2) � 4 - 6/3
Click here to see answer by Student A(4)

Question 545998: Please help me simplify this expression if you can! Thanks!
(3a^5b^-2 / 9a^-1b^-1)^4
Click here to see answer by JBarnum(2146)

Question 546161: -4x+2=3x-4
Click here to see answer by jim_thompson5910(35256)

Question 546186: 5x-2x+9
Click here to see answer by NAMath(12)

Question 544879: (5a^3c^-4)(2b^3c^-6)(4a^-2b^6)
Click here to see answer by JBarnum(2146)

Question 546139: simplify and write the result using positive exponents only
Click here to see answer by JBarnum(2146)

Question 547036: if 3x-8 =-2 , find the value ofx-6

Click here to see answer by boilpoil(127)

Question 540876: 0.5(2x+0.75) - = 1
Click here to see answer by boilpoil(127)

Question 543020: Could you walk me through the steps to solve 3x+12y=27 for x?
Click here to see answer by boilpoil(127)

Question 532796: if z = -5, what is the value of the expression below?

2z^2 - 4z +3
Click here to see answer by boilpoil(127)

Question 531508: -2(-1+6)
Click here to see answer by boilpoil(127)

Question 529056: simplify (x+7)(3x-2)
Click here to see answer by boilpoil(127)

Question 532454: find the value of the expression 5r+3s for r=5 and s=4
Click here to see answer by boilpoil(127)

Question 530708: 3m for m = 9
Click here to see answer by boilpoil(127)

Question 526051: (?+?-?x?=1 digits 1,2,3,4,5 can be used in the statement only once how do I solve this
Click here to see answer by boilpoil(127)

Question 526050: (?+?x?)�?-?=0 the only digits that can be used is 12345 in the statement only once how do I solve it
Click here to see answer by boilpoil(127)

Question 518879: Find x for the problem -3(x-4)+6=3x+9
Click here to see answer by boilpoil(127)

Question 546850: the perimeter of a pentagon (4x +4) is three times the perimeter of a triangle (x + 3) find x. also calculate perimeters of both and a regular octagon has the same perimeter what is lenth of each side? i dont understand this. i tried 3(4x+4) an got 12x + 12 am i on theright track?
Click here to see answer by boilpoil(127)

Question 547175: Solve for(a-b), if a=-12 b=4

Click here to see answer by mathie123(224)

Question 542236: Let . For which value of c will f(x) have one distinct root?
Click here to see answer by mathie123(224)

Question 547393: what is x-(-3)+8-2x-6 and show steps
Click here to see answer by rfer(16322)

Question 547663: 3[(1)/(5)+(1)/(3)]
Click here to see answer by Maths68(1474)

Question 548345: Write and simplify an expression for the perimeter of the figure shown. It is a triangle and the three sides are x + 4, 3x + 3, and x - 3
Click here to see answer by stanbon(75887)

Question 548598: -(z+41)find an equivalent expression without parenthesis
Click here to see answer by mananth(16946)

Question 548926: Add:
Click here to see answer by mathie123(224)

Question 548807: using the #'s 6, 4,3,2,1 only once to equal 11 how to solve this equation:
x ( l - s) + c \ m = 11
Click here to see answer by Alan3354(69443)

Question 549052: X^2+14x+48 WHAT IS THE EXPRESSION IN FACTORED FORM
Click here to see answer by Alan3354(69443)

Question 549296: Solve . Please show all of your work
Click here to see answer by JBarnum(2146)

Question 549718: A model of a park was built on a scale of 1.5 centimeters to 50 meters. if the distance between two trees in the park is 150 meters, what is the distance on the model?
Click here to see answer by Theo(13342)

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