How do I simplify 4(5xu)2(3u2x)
5,409 results

Algebra
1. LCM of 15x^7 and 45x^7 2. Marla can shovel the driveway in 60min and Bill can do it in 45min how long would it take them to do the job together? 3. Divide and simplify: x^24/x divided by x+2/x+8 4. add and simplify: 5/49z^3 + 1/35z^2 5. simplify by removing factors of 1 y^... 
Intermediate Algebra
I have a take home test and I'm stuck on a couple. Anyone help please? 1. Find the vertex & axis of symmetry: 5(x+4)^24 2. Find the vertex & axis of symmetry: y=x^210x+3 3. Simplify: (2i+5)(3+4i) 4. Simplify: 3(21+2i)+(45i) 5. Simplify: (27x^2y^3)^3/4 6. Simplify: 5ã... 
Math To: Reiny
This is one whole question: (12) (10xy^3) (3x^2y^2) (5x) (2y) I don't know how to do any of these: simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify square root of 0.0025 simplify [(a^2bc^4)(ab^3c^2)]^2... 
algebra
i cannot figure any of this stuff out. please help. if you can there are 15 more of these... 1. Simplify 5 + (71)2/6 A11 B41/6 C51/6 D7 E17/6 F23 2. Simplify (26/2 + 33)/(23) A11/3 B5 C20/3 D8 E6 F131/8 3. Simplify [7+2(5  9)2]/[(4+1)2  3(22)] A23/2 B18/7 C13 D9/4 E8/41 ... 
algebra... help soon please
i cannot figure any of this stuff out. please help. if you can there are 15 more of these... 1. Simplify 5 + (71)2/6 A11 B41/6 C51/6 D7 E17/6 F23 2. Simplify (26/2 + 33)/(23) A11/3 B5 C20/3 D8 E6 F131/8 3. Simplify [7+2(5  9)2]/[(4+1)2  3(22)] A23/2 B18/7 C13 D9/4 E8/41 ... 
Algebra
1. Subtract and simplify 18/y8  18/8y 2. subtract simplify if possible v5/v  7v31/11v 3. Simplify by removing factors of 1 r^281/(r+9)^2 4. Divide and simplify v^216/25v+100 divided by v4/20 5. find all rational numbers for which the rational expression is undefined... 
Algebra
Simplify A^6 x a^2b^2 44,909 in scientific notation Simplify (a^2b^3)(a^5) Simplify x^5y^6 What is the P(H,H,H,H,T,T,T,) on 7 flips of a coin? 
Algebra 2
1. Simplify: sqrt6(sqrt2/2+sqrt3)sqrt8 2. Simplify: sqrt(72x^3)5x sqrt(2x) 3. Simplify: (2sqrt6sqrt3)^2 4. Simplify: 6/3+2sqrt3 5. Solve: 2y=sqrt(y+4) I need all of the steps. Thanks 
Algebra 1
Plz help me with the following problems. Simplify. 5^1(3^2) Simplify. mn^4/p^0q^2 Write a scientific notation. 0.0042 Write in standard notation. 6.12*10^3 Simplify. Write in scientific notation. 0.5(8 * 10^5) Simplify. Write in scientific notation. (9 * 10^3)^2 Evaluate ... 
algebra 1 help
simplifying square roots 1) find volume of this prism? v=bwh b=√12" w=√6" h=√8" 2)simplify: √576 3)simplify: √400 4)simplify: √256 5)simplify: √(1/4) 
algebra 1 help
simplifying square roots 1) find volume of this prism? v=bwh b=√12" w=√6" h=√8" 2)simplify: √576 3)simplify: √400 4)simplify: √256 5)simplify: √(1/4) ex 2√5 + 6√5= 8√5 the answer has to be in √ but i don't ... 
Pre Calculus
Simplify 2(3i^14) (5i^23) 3i Simplify: (53i)^2 16+30i Simplify (3+2i) / (45i) (2/41)(23/41)i is this right? 
Algebra
need help checking Create a 2column proof for the following equation. X + X + 10 + 2(2X + 10) = 180 X + X + 10 + 2(2X + 10) = 180 (Given) 2X + 10 + 2(2X + 10) = 180 (Simplify) 2X + 10 + 4X + 20 = 180 (Expand) 6X + 30 = 180 (Simplify) 6X = 180  30 (Subtract) 6X = 150 (... 
algebra 2
1.Simplify the difference. n^2  lOn+24 9 / n^2  13n + 42 — 7 A. n13/n7 <<< B. n4/n7 C. n13 2.Simplify the complex fraction. y1/y^2+y6/y6/y+3 A.(y1)(y6)/(y+3)^2(y2) B. y1/(y6)(y2) C.(y1)(y6)/(y+3)(y2)<<< 3.Find the least common multiple of... 
Math...help
remove the brackets and simplify questions a) 3(2a+5)+2(a+7) b) 5(b+4)+10b c) 4(2c+3)+3(c3) d) 8+6(d2) e) 6(5e+3)4(2e+3) f) 5(3f+2)(f5) MY ANSWERS a)6a+15+2a+14 8a+29 b)5b+20+10b 15b+20 c)8c+12+3c9 11c3 d)8+6d12 I need to simplify more...how? e)30e+188e I need to ... 
urgent math
1. Simplify the expression 7^9/7^3 a.7^3*** b.7^6 c.7^12 d.1^6 2. Simplify the expression z^8/z^12 a.z^20 b.z^4 c.1/z^4 d.1/z^4 3. Simplify the expression (3^4)/(3^4 a.(3)^1 b.0 c.1 d.(3)^8 4.Which expressions can be rewritten as 1 over the base raised to a positive ... 
math please help!
Please help with these 5 problems! I have the solutions but I don't understand how to get them! 1. Perform the indicated operations and simplify: [(2/x)1]/(x^2 4) 2. Subtract and simplify: [12/(x^2 4)]  [(3x)/(x^2 + 2x)] 3. Perform the indicated operations and simplify... 
Math
Here are the questions I need help with, please help. [(1/4)^3 divide sign (1/4)^2]^2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (56r^2)divide sign (7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify... 
Math Ms. Sue
Here are the questions I need help with, please help. [(1/4)^3 divide sign (1/4)^2]^2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (56r^2)divide sign (7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify... 
Math
I am having trouble with these questions. 1.) Simplify. 7/2a*5/a^2 2.) divide. (x^2+6x+9/x1)/ (x^29/x^22x+1) 3.) Simplify 4 sqrt 6/ sqrt30 by rationalizing the denominator. 4.) Simplify (2 sqrt 5+ 3 sqrt 7 ^2 
algebra
am I right? 1. Simplify radical expression sqrt 50 5 sqrt ^2*** 2 sqrt ^5 5 sqrt ^10 5 2. Simplify the radical expression sqrt 56x^2 28x 2x sqrt 14*** 2x sqrt 7 sqrt 14x2 3. Simplify the radical expression. sqrt 490y^5w^6 2 sqrt 135y^2 2y sqrt 135*** 27 sqrt 15y^2 27y sqrt 15 ... 
Algebra
1. Simplify the expression 4 3 —  — x x 2. Simplify the expression 6 4 — + — c c² 3. Simplify the expression 3y 9y — ÷ — 4y  8 2y²  4y 4. Simplify the expression: ( 2x³  x²  13x  6 ) ÷ ( x 3 ) 
Math Please Urgent
Here are the questions I need help with, please help. [(1/4)^3 divide sign (1/4)^2]^2 I got (1/4)^10 but I got it wrong (3^1/2)^3 _______ I got 1/216 9 (56r^2)divide sign (7r^2)= I got 8r x(y)(x)(2y) (12) (10xy^3) (3x^2y^2) (5x) (2y) simplify sqaure root of 160000 simplify... 
Algebra 2 Answer Check
Simplify. 1. 5√6  √24 A: 3√6 2. Evaluate 3y + 5xy  x for x = 4 and y = 2 A: 42 3. Simplify 3x(5y + 4)  2xy  10x + 6x^2 A: 3xy + 2x + 6x^2 4. Evaluate 5^3 A: 1/125 5. Simplify ((2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A: (2x^3)/(y^21) 
Algebra
Translate the phrase to mathematical language. Then simplify the expression the difference between 119 and 40 What is a numerical expression for the phrase?_________(Do not Simplify) Now simplify the expression 
algebra, help if you can!
1. Simplify. (12x^4)/(x^4+8x^5) a. 12/1+8x where x≠ 1/8** b. 12/1+8x where x≠ 1/8, 0 c. 12/9x where x≠ 0 d. 12/9 2. Simplify. (x+7)/(x^2 + 4x  21) a. 1/x3 where x≠ 3, 7** b. x3 where x≠ 3 c. 1/x7 where x≠ 7 d. x7 3. Simplify. (x^23x18)/(x+3) a. x3 b... 
Simplify 2
Simplify the equation. 〖19〗^(1/2)∙〖19〗^(1/2) I simplified it and I got 19. I used the equation that Steve did to solve the other one in Simplify. Please check, and see if I am correct. I will appreciate it. 
college algebra
1. divide and simplify x^2+x56/x^11 / x7/2x+2 2. find the product in simplest from for x^2+x6/2x^2x3 * x^72x^6+4x^5/x^4+8x 3. perform the indicated operations and simplify: 2/3x +4/3x^2 y^4 6/2x^4 y^5 4. perform the indicated operation and simplify x/x1 + 2x+3/x^21 5... 
maths
Hi, could someone please tell me how I would go about working these out: (the answer must be in the form aãb where a and b are integers and b is as small as possible.) 1) Simplify ã500 2) Simplify ã50 x ã60 Also.. Simplify the following fractions so that there is ... 
Algebra
1. Find the degree of the monomial 6p^3 q^2. A) 2 B) 3**** C) 5 D) 6 2. Simplify (7t^2+9)+(6t^2+8) A) t^2 +1 B) 13t^2+17 C) 13t^4+ 17**** D) 42t^2+72 3. Simplify 3n(4n^2 + 5n) A) 12n^3 + 15 n^2***** B) 7n^2+8n C) 12n^2 +15n D) 12n^2 +8n 4. Factor 18s63 A) 9(2s+7) B) 6(3s11) ... 
Algebra
Can you please check my work? You have helped other students I know. Thank you:) Multiply 7(2a2 4) = 14a2 + 28 Multiply 0.5(a + b 5) = 0.5a + 0.5b  2.5 Factor bx  by + bz = b(x  y + z) Combine like terms (simplify) 12x + 4  11y  6x  9  y = 6x  12y  5 Evaluate the ... 
Algebra (check my answers)
Please check these answers. Multiply 7(2a2 4) = 14a2 + 28 Multiply 0.5(a + b 5) = 0.5a + 0.5b  2.5 Factor bx  by + bz = b(x  y + z) Combine like terms (simplify) 12x + 4  11y  6x  9  y = 6x  12y  5 Evaluate the expression 3x2y when x = 3 and y = 5 Answer: 135 ... 
Math
6y/y^22y24=? *I don't get this one.PLease help me.... Try to factor wherever you can to simplify. (6  y)/(y^2  2y  24) y^2  2y  24 factors are: (y  6)(y + 4) Factor out 1 in the numerator: 1(y  6) Now we can simplify this fraction: 1(y  6)/(y  6)(y + 4) Cancel ... 
Math
I have to simplify 3y^212y/9y^3, I just can't seem to figure out how to simplify the 9y^3. 
math
Can someone help me with this problem? multiply and simplify 4 1/5 x 10/21 x 9/20. I know after you simplify 4 1/5 it will be 21/5. What is the next step. 
math
Simplify the expression 6x x 2x^3 x 3x^2y^2/3x^3 x x^4y. I'm confused. The only thing I did was simplify 3x^2y^2/3x^3 to x^1y^2. I need help with the problem. 
Calc. Help
Simplify. #1. 5(2i)  3(4+3i) ..my work: 105i129i 214i Do you leave this as the answer or can you simplify it further? #2. (2i√2)² 
Algebra II/Trig
Simplify: 1/5(5a^2b^3)^2(abc)^4 How do you simplify this. How does the "5" play a role in this? how would you get 1/5 of "5" 
Intermediate Algebra Simplify
1/a + 1/c / a^2  c^2 / ac I am kinda lost on this one. I have to simplify. any help? 
algebra 1A
HELP ME.simplify{[4(z4)+18][3(2z2)+4]} 6{[4(z4)+18][3(2z2)+4]} simplify your answer. can someone help me please I have no clue. thank you 
Math 116A
Simplify 8[56(8632)]= Would thid be 1392 is that what is ment by simplify? 
Mathsimplify
Can someone help me simplify this (2x/15)^2 / (.15x/15)(.2x/15) I end up getting this, 4x^2/x^217x+.003 
Quick math help
please help me solve these problems! Thank you! 1. Simplify: (3p^5)(5p^2)+(7p^3)(2p^4) 2. Simplify: (6x^22xy+3y^2)(4x^2xyy^2) 
AlgebraPlease help
I'm really stuck on these problems Simplify 6xy(3xy)^2? Simplify 12xyz^2/8x^2z Thank you 
Math 7 A
Find the like terms in the expression 1.) y + 1.2y + 1.2z 2.) simplify 2 + 17x  5x + 9 3.) simplify 3(5 =6)  4 4.) Factor 81 – 27p 
Math HELP
Find the like terms in the expression 1.) y + 1.2y + 1.2z 2.) simplify 2 + 17x  5x + 9 3.) simplify 3(5 =6)  4 4.) Factor 81 – 27p 
Math
Hi there! I am so confused about these questions if anyone could help that would be great. 1. Simplify. x+5/x^2+6x+5 A) 1/x+1; where x= 1*** B) 1/x+1; where x=1,5 C) 1/x5; where x=5 D) x5 2. Simplify. x^2+3x4/x+4 A) 1/x4; where x=4 B) x4 C) x1; where x=1 D) x1; where... 
Math
Simplify. (5x2 + 3x  7)  (x2  7x + 4) Simplify. (5x^2 + 3x  7)  (x^2  7x + 4) distribute  sign to get x^2 +7x 4 put on top of one another and add 5x^2 + 3x  7 x^2 + 7x  4  4x^2 +10x 11 
Algebra
Simplify by removing the factor of 1 y^27y+6/ y^2+8y9 I need to LCD? y^2 Then I divide the denominator into the numerator? Then I simplify? 
algebra
how do i simplify the following: 2x^2 +13x +15 over 4x+6 . I simplified 4x+6 to 2(2+3), but I can't remember how to simplify the top part. Please help 
Algebra II
Simplify: d/d^29 + 5/2d+6 I got as far as d/(d+3)(d3) + 5/2(d+3) but do not know how to further simplify. Thanks for any help given. 
Math  Simplify
Is it possible to simplify (6x^5)(lnx) + x^5 into x^5(6lnx + 1)?? 
pre algebra
simplify: 5w(2w^2w9) I don't know how to simplify this and combine like terms 
math
simplify the expression (4+7)x3 write the steps used to simplify. 
Math
Simplify each expression (216)^1/3 My answer is 1/6. Am I correct. (x^4y)^1/3 (xy^4)^2/3 I do not know how to simplify this. 
Math
Multiply and Simplify: (a^xa^(x))^3 =(a^xa^(x))(a^xa^(x))(a^xa^(x)) =(a^xa^(x))(a^2xa^0a^0+a^(2x)) =(a^xa^(x))(a^2x2+a^(2x)) =a^3x2a^x+a^(x)a^x+2a^(x)a^(3x) =a^3x3a^x+3a^(x)a^(3x) =??? Can you simplify down any further? please and thank you 
Math simplify
How is this positive 8. I keep getting negative 16. Simplify: 4 + 12= ? 
Algebra 2
1. What is the slope of the line perpendicular to y6=2x4? 2. Simplify 8 ^1/3. In case that doesn't make sense the problem is simplify 8 to the 1/3 exponent. 3. Solve 5<2x7<8 
Algebra
1. solve 3w/6w = 3/w6 2. Find the LCM of (8+9z), (6481z^2), and (89z) 3. Multiply and simplify: 7z^8/10r^2 * 100r^4/49z 4. Add and simplify 2/v + 3/v^2 5. t/55t=0 
Simplify Practice.
Write the difference 30 – (–12) as a sum, then simplify. Evaluate the following expression. Show all steps. 18 + 6m for m = 2 
algebra
Simplify 1/9^4 One divided by 9^4 Directions say to simplify answer and type an integer or a fraction. Is 6561 correct? 
pre algebra
simplify: I don't understand on how to answer this and simplify it. (dt4)(3d6) Can someone please write out the steps on how to solve it. 
math
simplify 10p4 A. 210 B. 360 C. 5,040 D. 151,200 simplify 9c4 A. 126 B. 15,120 C. 5 D. 3,024 
Math
simplify the complex fraction 4/x+5 +2 _________ 14/x+5 2 Once i multiply by the LCD i get 4+2(x+5)/142(x+5) however i can't see what i can do next to simplify can you explain. 
math
How do you simplify this? 1/{(x/y)+1} multipy numerator and denominator by y. y (1)/y(x/y +1) then simplify y/1+x? 
math thanks for your help
let f(x)=4x+7. find and simplify f(n) f(n)=_____ simplify your answer 
Algebra 2
 Simplify: x^2+6x+8/x^22x8 . Identify any excluded values  Simplify : x^236/x^2+6x * x^3+4x^2/x^24x12 
Math
Please check Simplify 7t+3+t+9=8t+12 Simplify m24m5=3m+7 Solve 90=5t+t 90=6t t=15 
calculus
I have been asked to solve this two different ways. The first way is to use the chain rule and then simplify (which I have already done properly), and the second way is to simplify and then differentiate (not necessarily with the chain rule). I am stuck on how to simplify this... 
Algebra
When simplifying algebraic fractions, do you simplify things attached by addition/subtraction? EX. 4d1 _____ 6d Would you be able to further simplify it to: 2d1 ________ 3d 
Simplify (Another Question/problem) 3
Simplify. (27a^(6) )^(2/3) I got 1/(9a^4 )as my answer, but can someone again please check this. I will appreciate it. I am just unsure if it is correct or not. 
Algebra
Explain how to use mental math to simplify the expression. a.) 8 * 3 * 2 b.) 8 * 2 + 3 c.) 5 + 8 + 3 d.) 10 * 3 4 I have to include what properties (associative, distributive etc.) I used to simplify the problems. 
MATH PLZ HELP
I need all the answers please :( Find the like terms in the expression 1.) y + 1.2y + 1.2z 2.) simplify 2 + 17x  5x + 9 3.) simplify 3(5 = 6)  4 4.) Factor 81 – 27p 
Algebra 1b!
1. Find the excluded value of x for the polynomomial expression 4x/6 a. 6 b. 6 c. 1/6 d. 1/6 2. Simplifly 32x/7 + 4x+5/7 a. 2x+8/14 b. 2x+8/7 < c. x+1/7 d. 2x+2/7 3. Simplify 6ab^6/4a^7b^10 * a^3b^4/2a^7b^6 a. 7x/8  2x/8 b. 5x/8 c. 3a^2b^3/4a^7b^8 d. a^2b^5/2a^7b^8 ... 
simplify
how do i simplify 10x^2y/5x^4y Do you notice the y in both numerator and denominator? That means you can cancel them out You can also subtract exponents for the x terms and divide 10 by 5. See what you get and let us know. 
prealgebra
simplify 3+2+7=7+2+3 4(2+1)=4(2)+4(1) (2+3)+6=2+(3+6) Huh? Simplify... 3+2+7=12 4(2+1)=12 (2+3)+6=11 
Algebra
Multiply and simplify completely 1. (x2y)^3 Simplify 2. 2(3x^3 y^2)^3 
Math
Simplify 5x10/x^24x+4 Please help me simplify, I am at a loss. Thanks! 
simplify
simplify by removeing the factors of 1 7z49/7z is the answer 7? 
Math simplify
How Do I simplify this? a) 4√27a^3b 
Algebra
Simplify 1/r=1/x+1/y Multiply both sides by rxy. Then simplify. I will be happy to check your work. That is as compact and simple as the relationship can be written. Are you looking for an explicit formula for x, y or r? 
algebra
1)Simplify:(6x^316x^2+11x5)/(3x2) answer= 2x^24x+13over3x2 2)Factor 27x^31 completley. answer= (3x1)^3 if this isnt correct,im not sure how to solve it b/c this makes the most sense to me. 3)Simplify: x^23x28 over x^29x+14,assume that the denominator is not equal to... 
math
Connections Academy what is 3! simplified as a 2 b 5 c 3 d 6*** simplify 10p4 a 210 b 360 c 5,040*** d 151,200 simplify 15c3 a 182 b 455*** c 2,730 d 910 my answers 1d 2c 3b 
Algebra 1
Simplify using long division. (remember to show all your work.) 3. (728x^2+4x^336x)/(x3) 4. (8b^36)/(2b1) simplify the expression, if possible. state the excluded values, if any. 5. 10x^225X+15^5x5 6.2w^218^w^2+6w+9 
Math
1. Simplify the radical Sqr of 3c² over the sqr of 27 √ ̅3c²  √ ̅27 2. Simplify the radical √27 ∙ √3 3. Simplify the radical √ ̅75  4√ ̅75 4. Simplify the radical (√3 + √2)² 
Math
1. Simplify the radical Sqr of 3c² over the sqr of 27 √ ̅3c²  √ ̅27 2. Simplify the radical √27 ∙ √3 3. Simplify the radical √ ̅75  4√ ̅75 4. Simplify the radical (√3 + √2)² 
Algebra 1B Radical expressions & data analysis
1. Simplify 2/√5 A. 2/√5 B. √10 C. √10/5 D. 2√10/5 *** My answer 2. Simplify 11√112 A. 44√7 B. 176 √7 C. 27 √7 D. 4√7 *** My answer 3. Simplify 17√17 9 √17 A. 8 *** My answer B. 8√17 C. 26√... 
Algebra
1.Simplify x/7x+x^2 A.1/7+x;where x≠7 B.1/7x;where x≠0 C.1/7+x;where x≠0,7 D.1/7**** 2.Simplify 12x^4/x^4+8x^5 A.12/1+8x;where x≠1/8**** B.12/1+8x;where x≠1/8,0 C.12/9x;where x≠0 D.12/9 3.Simplify x^23x18/x+3 A.x3 B.x6;where x&#... 
algebra
can someone explain how I would simplify (3a4  2a2 + 5a  10)(2a4 + 4a2 + 5a  2)? can anyone help? The #'s that come directly after a letter is the exponent. I just need help understanding how to simplify problems like this... 
algebra
How do you simplify [2/(x+4)]+2  [3/(x+4)]+1 I know the answer is 2(x+5)/(x+7), but I have little idea how to get there! Please help?! multiply your fraction by (x+4)/(x+4) you end up with [2 + 2(x+4)]/[3 + (x+4)] simplify and you will get your answer. oooooooh thanks! 
math 12
i know how to do the majority of these type of questions, but i don't know how to simplify this one all the way.. 8(2x1)^3= 125 i know you could go (2x1)^3= 125/8 (2x1)^3= (5/2)^3 but how can i simplify any further, and yes there is an answer. 
Hate Math
Consider the expression: (28/4). 56 + 4square. Explain the order of operations you would use to simplify this expression. then simplify it. 
math
1)Can z+6/z+1 be reduced any further? 2)Add and simplify v/v^2+8v+16 + 4/v^2+7v+12 3)For this second binomial do you change the the sign of the second term? Subtract and simplify 1y/y2  9y8/2y 4)Solve 4/5+1/2=1/x 5)8/x=9/x1/2 Thanks! 
Intermediate Algebra Simplify
Simplify: this is a triple decker fraction 1/a + 1/c divided by a^2  c^2 divided by ac I am stuck on this one please help. 
Algebra
I have to simplify this: (x^(1/2) * z^(4/5)^4 My work: x^2/z^(16/5) Correct? Simplify (3+5SQRT2)(4+SQRT10) I have no idea how to foil this one. 
Alg
I have to simplify this: (y^(1/4)*Z^4)^(4/5) My answer: (2z)^(1/2)/4z^4 Correct? Simplify (32SQRT2)(SQRT65) I have no idea how to foil this one. 
College Math II
Rationalize the denominator and simplify. sqrt(6)/4srqrt(3) + sqrt(2) = I cannot figure out how to do this and simplify. Can someone help me. Thanks. 
rational expressions
1)Can z+6/z+1 be reduced any further? 2)Add and simplify (v/v^2+8v+16) + (4/v^2+7v+12) 3)For this second binomial do you change the the sign of the second term? Subtract and simplify (1y/y2)  (9y8/2y) 4)Solve (4/5)+(1/2)=(1/x) 5)(8/x)=(9/x)(1/2) 
algebra
simplify: 6sqrt7sqrt7 A. 6 sqrt7 B. 5 sqrt 7 C. 5 D. 6 Simplify: 2sqrt12+ sqrt3 A.5sqrt3 B. 3sqrt3 C. 2sqrt15 D. 3sqrt15 Need help on these please 
Algebra II
Simplify the complex fraction: x+(4x/y)/(7/3x) I know that the answer is 3x^2(y+4)/7y. I don't know how to get this answer. Can someone please help me walk through this and figure out how to simplify it? I would be so grateful.