math..solve for u again

155,683 results, page 63
1. math

For a rock, paper, scissors experiment, there are 30 tries with a partner. I won 16/30 times. What's the probability of winning between 10 and 16 times inclusively? How do you solve this?
2. Math

Plz help me to solve this Find the time in which an amount of rs.6250 amount to rs.6760 at 4% per annum,if the intrest is compounded anually.
3. Math

If 6 is increased by 4 times a number, the result is 68. A.Write and equation for this situation. B. Solve for the answer. I got 6+4x=68 for the equation, but I'm not sure whether or not x=15.5, or if that is what the question wants me to find. Help
4. math 10

by completing the square method solve the equation. x^2-2x-1 can u factor it? when i did it it couldn't be factored. i also don't know why it is not factorable because its a perfect square right? please help me
5. math

The hypotenuse of a right triangle measures 10m. One leg of the triangle is 2m longer then the other. Find the lengths of the legs. How would you solve this equation?
6. Math

A Marathon runner runs 10 1/2 miles in 2 hrs. What is her rate? Write an expression to represent the problem. Solve the problem.
7. Math

Use the given information to solve the triangle. If two solutions exists, find both. A=110 degrees a=125 b=100 a is greater than b so I think that there is only one triangle. I am not sure where to go from here.
8. Math

You earn \$7.25 per hour babysitting. Write and solve an inequality to find how many full hours you must work to earn at least \$200
9. math

How do I find the area of a circlr? In the problem I'm trying to solve, the only information that is given is that sides BC and AD of the 8 by 12 rectangle located outside of the circle, are tangent to the circle.

A large carton of juice holds 12 cups. How many 3/4 cup servings does the carton hold? I'm not sure how to solve it at all.
11. Math

Write an addition problem in which, when the addends are rounded to the nearest ten, the sum is 90. Then explain how you use estimation to solve the problem.
12. Math

Phillips used 125, 130, 135, 140 and 145 as class centres. What class intervals did she use? Or do u need to see the graph to solve this?
13. Math

Use the given information to solve the triangle. If two solutions exists, find both. A=110 degrees a=125 b=100 a is greater than b so I think that there is only one triangle. I am not sure where to go from here.
14. math

Rationalize the denminator in the expression: 1/(1+(sqrt of 3)-(sqrt of 5)) and thenn... A=2PIr^2 + 2PIrh *solve for positive r **PI is equal to 3.14etc.
15. Math

Using the Widmark equation, Write the equation you would solve to figure out how long it will take before his BAC is 0.08. Is it okay to round any constants to 3 decimal places.
16. Math

Use the given information to solve the triangle. If two solutions exists, find both. A=110 degrees a=125 b=100 a is greater than b so I think that there is only one triangle. I am not sure where to go from here.
17. Math

Please please help!!!!! Solve the inequality and write the solution set in interval notation 4x^3 -6x^2<0 2x^2 (2x-3)<0 2x-3<0 x= 3/2 Now I'm not sure about this 2x^2<0 x^2<1/2 sq root of x^2<sq root of 1/2 x=.7071 Right? When I plug it
18. Math 117

Give exact and approximate solutions to three decimal places. (x-8)^2=49 I need step by step example on how to solve this AND input it into a calculator. Please!
19. math

solve for 0=/<x<2pi 6sin^2x + sinx - 1 = 0 Ahh, forgot how to factor. 3cos^2 - 2cos - 1 = 0 (3cosx + 1 )(cosx - 1) cosx= -1/3, 1 x=0, and .....?
20. Math

Solve for x: 2sin^2x = 3sinx + 2 on -pi < x < 4pi (the "<" signs are less than or equal to) i got the following answers: -pi/6, 7pi/6, 11pi/6, -5pi/6, and 23pi/6 are there any more answers? thank you!
21. math

3/4x-2/5y=2 1/2x-3/5y=-2 im having trouble re aranging the y and the x values and im saposed to be sovling it with either substition or elimination Try this: Double the last equation to get x = -4 + (6/5) y Then substitute that x into the first equation
22. Math help

How would you solve these systems by elimination? I'm in desperate need of help! 1. -35x-15y=0 -56x+24y=0 2. -56x+72y=-16 -49x+63y=-14
23. math

what is the probability of winning a lottery game where the winning number is made of 6digits from 0-9 chosen at random? i do not undestand how to solve please help
24. Math - Calculus

For the following arithmetic sequence: determine the common difference. Find the next three terms of the sequence. e) 2/3 , 1/15, -8/15 I really don't get how to solve this one, I see no pattern :\
25. math

solve the system of equation by graphing then classify the system as consistent or inconsistent and as dependent or independent 8x-4y= -20 4y-8x= 20 i don't understand it.
26. Math

Two factors that make a product are sometimes called a factor pair . Describe how using factors pairs helped you solve the problems.
27. Math

Let f(x) = 1/(x+7)+15/(x-8). Find all a for which f(a)=f(a+15). How do I solve this problem? I understand this so far f(a)=f(a+15) 1/(7+a) + 15/(a-8) = 1/(a+22) + 15/(a+7) I am lost after that This is a multiple choice question and I am not getting any of

Explain if a triangle with the given lengths is a right triangle. 1. 18, 24, 30 2. 7, 24, 25 3. 13, 14, 15 I really do not know how to solve these problems! I have no idea how!!!! Please help!
29. Math

Two factors that make a product are sometimes called a factor pair . Describe how using factors pairs helped you solve the problems.
30. math

Two factors that make a product are sometimes called a factor pair . Describe how using factors pairs helped you solve the problems.

32. Math

A marathon runner runs 10 1/2 miles in 2 hours. What is her rate? Write an expression to represent the problem. Solve the problem:
33. MATH

Okay now. New question. Find the number of (m) ways in which 6 people can ride a toboggan if ONE OUT OF THREE people must drive. M=? PLEASE DO NOT SOLVE! Just tell me how to do the problem. You MIGHT use factorial.
34. Math

7 students enter a school talent show. Prizes are awarded for the top 3 places. How many different top=three outcomes are possible? How would I solve this?
35. Math - Solving Graphically

1. 8 + 7x =2x² I used my calculator to graph this and got x is about 4.41 and -.904 2. 1/3x² - 15 = 0 Again, I graphed on my calculator and got x is about 6.70 and -6.70 Are these answers accurate and is there another way to solve?

n [1.70E-2] = ln(0.144) - (k s-1)(3609 s) Solve for k. I have a TI30 calculator. Am I suppose to press just the ln button or do I have to press 2nd and then ln??
37. math

pls,this is very urgent.can anyone solve this within 10 mins.. 0.000143 over 1940000 equals k*10powern,where 1 greaterthan equals to k greater10 and n are whole number.The value of k and n are......
38. math

Can someone solve this for me ? Two cards are chosen from a standard deck of 52 playing cards without replacement. What is the probability that the first card is an ace and the second is a king?

Solve the system of equations to find x,y,z (hint let d=x2 e=y2 and d=z2 . Find d e and f first) 2 means squared I don't have it on my keyboard. X2+y2+z2=9 3x2-y2-z2=7 Y2+2z2 =6
40. Math

Please help with trying to solve the following; in particular how to get the correct equation set up. The perimeter of a square is 64 cm and the area of the square is 192 cm. What is the length of width of the rectangle? Thank you for your help.
41. math

Write an addition problem in which, when the addends are rounded to the nearest ten, the sum is 90. Then explain how you use estimation to solve the problem.
42. math problem

please help me solve if I open a book to two facing pages, the product of the page number is 342 what will the two page numbers be
43. math

Solve the problem.A collection of dimes is arranged in a triangular array with 14 coins in the base row, 13 in the next, 12 in the next, and so forth. Find the value of the collection.
44. Math

Which set of output values correctly competes the function table. (y=2x-4) Input (x) 6 ? 2 ? -4 ? 1. 8,2,12. 2.8,0,12. 3.8,0,-12. 4.-8,0 12. Please give me step by step of how to solve this.
45. math

idk if this is supposed to be common sense but, i need help understanding why when i make this equation solve for (y) that there is a plus/minus answer. (yx)yx = 2x y = .5(sqrt(2x)/2) y = .5(-sqrt(2x)/2)
46. Math

A theater shows 8 movies at 3 prices five times each day. How many types of tickets does the theater sell? How do I solve this problem???
47. Math

Show that if the diagonals of a quadrilateral are perpendicular, then its area is half the product of the diagonals. What kind of drawing do I do? And how doI solve this? Thank you!
48. Math

List all possible rational roots, use synthetic division to find an actual root, then use this root to solve the equation. x^3 -7x^2 +13x -7=0
49. Math

Okay now. New question. Find the number of (m) ways in which 6 people can ride a toboggan if ONE OUT OF THREE people must drive. M=? PLEASE DO NOT SOLVE! Just tell me how to do the problem. You MIGHT use factorial.
50. math

use the percent proportion to solve for the unknown value: whole=48 percent= 25
51. Math

Solve log10(8 x) − log10(1 + √x) = 2 for x.
52. math

x= sqrt( 3/2x + 5/2 ) sqrt = square root How do you solve this ? Thank you.
53. math

solve the logarithmic equation. log(5x+7)=1+log(x-9)
54. math plz help

how do you solve these please show me how you do these step by step 1. y/2 -5y/6 +1/3= 1/2 2. 15/8z + 1/4 = 4 3. 4/5 - 2p/5= 6/5 thank you
55. math

solve the system of equations for x and y { x^2 - 11x -y =-24 x^2 - 11x + y = -24
56. Math

Solve the equation. 10v/11+10= 8-7).The 10v is over the number 11.
57. Math

How do you solve for the intersection points? x^2+y^2=25 4y=3x I know the points are (4,3) and (-4,-3) but how do you get this algebraically?
58. math

how do i solve this? sin of 30 degrees - cos of 45 degrees
59. math

Use algebraic method to solve line 1 x+4y=14 line a 3x+2y=12

solve for x: log4 X - log4 2 = 2 log(2x) = 2 Now what do I do?
61. math

is there a shortcut to solve organized lists if so what is the shortcut?
62. math

Solve by substitution method 9x+6y=21-9x+y=35 What is the solution of the method?
63. Math

solve for 9x-21y=28 -9x+21y=21 in elimination method
64. math

sqrt(x) - sqrt (x-5) = 1 hellpp solve for x pleasee
65. MATH

Solve this system of equations. 3x+y+60=180      5y-5+2x=180
66. Math-Algebra

[SQRT(x + 3)] - [SQRT(x - 2)] =1 Can someone help me solve this equation.
67. Math

5a+6b/2 minus 5a+6b/2 The answer is suppose to be 6b. When I try and solve it I keep getting 0 for my answer.
68. Math

Solve the system by addition 2x-4y=7,4x+2y-1 can show one show me how to do this.
69. math/algebra

solve the equation log2(3x-2) - log2 (x-5)=4
70. Math

Could someone help me with this equation? Use the quadratic formula to solve the equation... 2x^2 - x = -10
71. Math

How would I solve this...I don't get it. Two solutions of an equation are (6,5) and (8,5). What could the equation be?
72. Math

Solve the polynomial inequality x^2+5x >or= -6 (-infinity, -3]u [-2, infinity) or [-3,-2]
73. Math

Solve this linear equation, y-x divided by 2=5 x-y divided by 5=13
74. Math

Solve for 0 < θ ≤ π sin θ = sin 2θ I get (0,π/3,π,5π/3). Idk what I did wrong.
75. math

input output 2 11 _______ 20 _______ 35 7 26 15 50 5 23 how do i solve this?
76. Math

Explain how you can solve 8x8 if you know how to multiply with 4 but not how to multiply with 8.
77. Math

How to solve for x? (x/(x+1))+ ((2x-2)/x) = -1/(x+1) can someone show it step by step so i can understand it? Thanks!
78. math

Solve for t: √(t-108) - √(t+186) = 66
79. math

Given the function f(x) = 5(x+4) − 6, solve for the inverse function when x = 19. I believe the answer is 1 A 1 B 68 C 72 D 84
80. math, I think I have it now...

Is this the correct way to solve this? 5+3x4-2= 3x4=12 +5= 17 -2+15 is the answer 15?????
81. math

1/4x-1/6y=-2 -1/6x+1/5y=4 solve for x and y its suppose to be x equals 12 and y equals 30 need steps thanks
82. math

solve. log 1/100 = log(10x+2)
83. Math

Solve the simultaneous equation x+y=1 x squared + y squared=25
84. math

Solve for t: √(t-108) - √(t+186) = 66
85. math

Solve for t: √(t-108) - √(t+186) = 66
86. Math

Solve for the indicated variable: A = 2(pi)r^2 + 2(pi)rh, for positive r (and by pi i mean 3.14...) This is what I have so far: A = 2pi(r^2+rh) A/2pi=r^2 + rh ? Thanks!
87. Math

. What is the common multiple in the proportion below ?? X/12= 24/36 2 3 4•• 6 Solve the proportion 4/5= x/27 21.6 20•• 33.75 18
88. math

input 10 15 21 6 29 ___ output 12 22 ___ 4 50 2 please help me solve this
89. Math step by step?

Solve for t. Show all steps. t over 5= 8 T= 40? I think.
90. Math help

Solve: x-(3/x)<0 is the answer(-infinity, -sqrt3)U(0,sqrt3) ?

92. Math

Write the sentence as a proportion. Then solve the proportion * d is to 4 as 32 is to 56
93. math

solve -4+7logx=10 & log(x+3)+log(x-2)=log14
94. math

Solve a. log a = 3 b. log 1,000 =a c. loga = –2
95. Math

Solve for: cos (2 theta) = 2 - 2 sin^2 (theta)
96. math

input 2 ___ ___ 7 15 6 output 11 20 35 26 50 23 please help me solve this.
97. Math

Solve log(x4 power)=(logx) 3 power