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

Tutors Answer Your Questions about expressions (FREE)

Question 235827: There are red and blue marbles in a jar. One third of the marbles are red. If one more red marble is put in the jar, then 3/8 of the marbles are red. How many blue marbles are in the jar?
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Question 236906: Explain the difference between (x-3)^5 and x-3^5
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Question 236997: 3^5 (-5^12)??????
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Question 237223: evaluate the following expressions without a calculator.
-15+(-7)
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Question 237247: Evaluate: (a-b)/ab + (b-c)/bc + (c-a)/ca
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Question 237261: Use the distributive property to remove the parentheses in the following expression: -14(2 - d).
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Question 237258: Use the distributive property to remove the parentheses in the following expression: -14(2 - d).
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Question 237256: Use the distributive property to remove the parentheses in the following expression: -14(2 - d).
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Question 237259: Use the distributive property to remove the parentheses in the following expression: -14(2 - d).
Click here to see answer by rapaljer(4667)

Question 237260: Use the distributive property to remove the parentheses in the following expression: -14(2 - d).
Click here to see answer by rapaljer(4667)

Question 237257: Use the distributive property to remove the parentheses in the following expression: -14(2 - d).
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Question 237250: Simplify the following expression by combining like terms: -8m + 18(m - 7) + 4m
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Question 237202: 3t-( t-8 )=??? i have the answer in the book but dont know how to get the problem worked out
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Question 237328: What is the simplified solution to -2^2-(-2)^3? And what are the steps?
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Question 237896: how do you show your work when u have a math problem like this (10)(n)+3=233
Click here to see answer by vleith(2825)

Question 237960: I am asked to evaluate the expression: (125/216)^2/3
I am unsure on how to work this out. Can you please help me as I have other problems like this. Thank you so much for your time.
Very respectfully,
Misty
Click here to see answer by Alan3354(30993)

Question 239076: what is an equivalent expression of -(s+6) without the parenthesis
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Question 239146: what is 65% of 520
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Question 239144: 3(x+4)=5(x-2)
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Question 239284: Insert parentheses to make each statment true:
-8 + 3 - 2 + 7 = -2
2- 3 - 4 + 1 = 4
4 - 5 + 2 - 6 - 11 = 6
-8 + 3 - 2 + 7 = -16
2 - 3 - 4 + 1 = -6
4 - 5 + 2 - 6 - 11 = 2
Click here to see answer by unlockmath(1599)

Question 239473: I HAVE A QUESTION LIKE THIS (PERFORM ALL OPERATIONS WITHIN PARENTHESE) AN I REALLY NEED HELP WITH IT
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Question 239581: The problem is evaluate 3.05n if n=27?
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Question 239581: The problem is evaluate 3.05n if n=27?
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Question 239640: simplify this expression
(2t+4)3+6(-5t)-(-8)
can you please explain how to do it??
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Question 239387: Simplify: -8(p-4)-2(3p-1)
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Question 240242: 500=((x)0.12)+x
what is x?
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Question 240905: (M + 11) + (N + 44)
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Question 240899: 38 + (3P + 9)

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Question 241912: Evaluate -62 - 28 ÷ 4 + (-9).
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Question 242140: (-8+2)-2*-9
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Question 242143: Find the median of the following set of numbers.
45, 21, 54, 22, 65, 61
How do I find the median. I just need to know how to find it
Click here to see answer by checkley77(12569)

Question 242190: insert the parentheses to make 15? 8+21 divide by 3?
Click here to see answer by Edwin McCravy(8909)

Question 242461: evaluate the factorial expression 409!/408!
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Question 242488: 90x6=90x3-63x2

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Question 240117: (-46)-30-(17)
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Question 242555: tristan puts 8 marbles in each box.write an expression to find the number of marbles in n boxes. then use your expression to find the number of marbles in 4 boxes.
Click here to see answer by munimh(3)

Question 242597: (-1,2) is a point on the line px+qy=r. Write r in terms of p and q.
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Question 242773: Evaluate the problem
-100/a2.for a= -5
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Question 242711: evaluate the function
f(x)=(1/3)^-x+1 at x=3
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Question 242921: If y=y3, then y3(y3-y)=
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Question 242944: how do you simplify
45x^4/15x^12
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Question 242944: how do you simplify
45x^4/15x^12
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Question 242938: can you help me simplify this problem?
(x-2)(x^2-4x+3)
Click here to see answer by jim_thompson5910(28595)

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