188,810 results, page 24

1. ### geometry

In a triangle ABC, angle B is 3 times angle A and angle C is 8 degrees less than 6 times angle A. The the size of the angles. Size of angle A is = Size of angle B is = Size of angle C is = can someone please help me with this..? I am very weak at geometry...and math in general...
2. ### math

Hi, Can someone please help me with my math. The distance between Capeton and Jonesville is 80 miles. Thescale on the map is 0.75in : 10 miles. How far apart are the cities on the map? A. 6in B. 60in C. 600in D. 1067in Thank you :)
3. ### math

(1)A grocer kept all the pennies he found left in his store from 1975 to 2000. There were 113,964 pennies in ... pennies he found in a day? (HINT: Don't forget leap years!) Answer: (13) Kind of confused how I got it. Will someone please explain I know that there are six leap ...
4. ### Math - Algebra

our riding your bike to the park, sit to read for a while, and then ride your bike home. It takes you less time to ride from the park to your house than it took to ride from your house to the park. Draw a sketch of a graph that shows your possible distance traveled over time. ...
5. ### math

I did not understand the 8/4 part of this answer, please clarify Count. thanks

1. Which line is the flattest (or is less steep)? Why? a.
7. ### More Math To Check Please

4c^2 - 12c + 9 This is what I got: (2c+3)(2c-3) *Is that correct.? No, it is (2c-3)^2.
8. ### math

solve the matrix equation for ax=bx+c for x={x1} { x2} where a= { 6 0} b={-1 -2} c= {1] [15 1} { 4 -2} [2} please show work if you can
9. ### math

so if 98% is 0.98 then what % would 9.8 be? please do not multiple post the same question,Thanks.

Problem: x/4 - 4/x = 0 Directions:Solve the rational expression. x = -4 x = 4
11. ### math

is (-1, 5) a soultion for each system? x + y = 4 x=-1 can someone please explain how to solve this? thanks.
12. ### math

If (x+4) is a factor of -x2-11x-w = 0, then the value of w is: a.-60 b. -28 c. 28 or d.60 Please explain your answer. Thank you.
13. ### Math

Could you please show me how to do this? It says to use the elimination method. 2x-y+2z=-7 -x+2y-4z=5 x+4y-6z=-1

how can I solve the equation t=13 x 1 fifth? what would the total be?

16. ### math

If a2 + b2 = 15 and ab = 3, then the value of (a-b)2 is: A. 21 B. 18 C. 12 D. 9 E. 3 I really don't understand how I could possibly get this... can I please get some help?
17. ### math

Please explain the steps on to solve this equation. x^-6 - 8x^-3 + 16 = 0 k^-4/3 - 10k^-2/3 + 21 = 0

____ How do you simplify these? / \/ 24 Including numbers such as 40 60 and 48?
19. ### math

Can anyone please teach me how to solve for x in terms of a,b,c in this problem? Thanks a lot! ax^2+bx+c=0

22. ### math

what is the slope and y intercept for the equation y=2/3 x +1 please show the work Thanks
23. ### Math 116 algebra please check

Evaluate x+y/6 for x =57 and y=3 the answer is x+y/6=10
24. ### Math 116 algebra please check

Solve -0.8x < -56 The solution is x<70
25. ### Math 116 algebra please check

Solve 8x - (5x + 7)= 17 The solution is x= 8
26. ### Math 116 algebra please check

Solve 5/2x + 1/4x = 9/4 + x The solution is x 9/10

28. ### math - scientific notation

please check. thanks. (8.3 x 10^-15) (7.7 x 10^4) = 6.391 x 10^-10 Is that right?
29. ### math

please help for this question y1= x^-5x+6 and its reciprocal: discuss what is the consequences for y1 to 1/y1 as x --> +- infinity?
30. ### Math

Express 5(sqrt3-5i) in polar form. I don't undersand. Please and Thank You

32. ### math

I really need help with this problem!!! Solve for the unknown: 8/52=m/39 Help Please!!!!

35. ### math [ i need help with these.]

2. 2x(x+3)=0 2x^2+3x=0 [i don't know what to do.] 3. y^2+8y=0 4. x^2+3x=28 5.2x^2+9x-5=0 2x^2+9x=-5 [please help me by starting off the problems, or explaining for each.]
36. ### Math

Graph each of the equations given using a T-chart. 1. x + y = 3 2. 3x + y = -4 Help please I don't get it. Thank you,
37. ### math

Could someone please check these for me? 1. Find the function value if x=2 f(x)=x^3 F(2)=8

39. ### Math

f(x)=x^2-6x+2 Find the h, the x-coordinate of this parabola. Can you please show work??!!
40. ### math

Solve the following equation -5x + 1 > 11 Please include work
41. ### math

can someone check this please find indicated outputs for f(x)= 4x^2 - 2x f(0)=0 f(-1)=6 f(2)=14

43. ### Math

please explain to me how to figure out what fraction is greater. ex. 5/6 __ 1/8
44. ### math

what is the formula for the area of a trapezoid? please include a diagram

I need a suggestion for what to go by for a couple of charts. 1. (-4,1), (-1,3.4), (1.5, 5.4), (6.4, 9.32) and (9,11.4) 2. (-4, 4.4), (-1, 2), (2.4, -0.72), (11, -0.76), and (14, -10) Thank you!

47. ### Gr. 10 math

Factor by Grouping.please show me the steps!!!!!!! 1.) y2+11y+30 2.) x2+4x-5 3.) a2-a-56
48. ### Math

What is a positive angle less than 2 pi that is coterminal with -pi/30? im so confuseddd i don't know what to do!!!!! please help
49. ### math

state the slope and the y-intercept for the graph of y=-4x explain please
50. ### math- pre algebra

can you help me with this equation and may you please show your work? -3=3-y

52. ### Math

I am not sure of this problem could you please help me? Thanks. Use sets to verify that 8>6.
53. ### math

3x + 5y = 11 are (9,-3) a solution. the answer I got was no can someone please help me if that is incorrect.
54. ### math

please guide me in writing this ratio to the simpliest form - 3 1/2 to 14

56. ### math

Please help!!! Write 4 7/8 as percent: 4/1 *7/8 = 7/32 = 0.21*100= 21.875% is this correct?

59. ### MATH 116

graph the equation & identify the y-intercept PLEASE!!! X + 5Y=25
60. ### math

please help, I have a test tomorrow and i don't get this. solve by substitution 1. y = x - 3 x + y = 5 2. 5x + 2y = 0 x - 3y =0

62. ### Math for educators

Help please! What is the domain and range for the following numbers 2.68, 2.58, 2.38? Thank you
63. ### math

solve the equation and please show the work. sqrt x+2-5=0
64. ### math

I meant 142 divide 24,please show how you solve it.

66. ### math i need help please

solve the equation 13a=65 a.845 b.30 c.5 d.15
67. ### math

1) Find the period and the amplitude. y= 3 sin 2x Please explain!!!
68. ### Math

1) Find the period and the amplitude. y= 3 sin 2x Please explain!!! I do not know how to do this.
69. ### math

Solve this equation: -9h - 6 + 12h + 40 = 22. can u please help i'm lost here.

71. ### Math 1

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}
72. ### math

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}
73. ### Math

Can you please check to see if these are right? We have to set each of them to y. Thank You. x-y=-3: y=-3x 2x+y=5: y=5-2x 2x+y=8: y=8-2x

75. ### math

L,M,N,O and l,m,n,o are they equal, equivalent or neither? I can not figure this out please help.

77. ### Math

solve by addition method: please show work. -3x + y = 3 2x -3y =7

79. ### Math

Simplify that rational expression. Please show the steps x^3-8/x^2-4
80. ### Math

Identify the vertex, intercepts, and zeros of the function. g(x) = x^2 + 8x + 11 Please help!!
81. ### math

-8<3x-5<-4 unsure how to solve can someone please give me the steps?
82. ### math

Help please. Determine the length of a pendulum that has a period of 4 seconds.
83. ### Math (URGENT)

Solve. 4(-1^2) = ? My calculator says its -4 I got +4 Help Please.

85. ### Math

3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You
86. ### Math

3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You

89. ### Math please plaese helpppp

how do you solve this system algebraicly a- 2/3b =4 3/5a +b=15

find the equation of the line 1.(-2,-8) and (-5,-6) 2.(-1,-1) and (2,2) 3. 6/7, (1,-8) 4.9, (9,1)
91. ### MATH

This is the second of three I can not figure out, help please. Divide x^2 + 4x -28 / x + 7
92. ### Math

2x-1 =13 please help me to understand how to work this one it is due tonight thank you
93. ### math

please solve: 8y - 12 < 7y - 7 { y y < ? there is supposed to be a straight line between the y and y
94. ### mat115

Simplify each expression: 1) (x+8)^2 = x^2 + 64 2) (x-2)^3 = x^3 - 8 3) (x-2y)(x+y) = x^2 - xy -2y^2 4) (x+2)(x^2+3x-2) = x^3 + 5x^2 + 4x-4 Are my answers correct?
96. ### math

What does "find the sum" mean? Please provide an example.