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How to calculate percentage of a percentage

srsly, I cant understand it. can someone help me by giving a step by step procedure on how to solve a problem? Desperately, Im in need of it.-say you are asked to calculate 25% of 40% of 2500 first we

Factoring Question help.

1. Complete the factoring. 5y + 30 = 5( ) 2. Factor the trinomial r^2 - r - 20 3. Factor completely. -7x^6 - 14x^5 + 56x^4 4. Factor. 4r^2 - 9g^2 5. Factor. b^2 - 14b + 49 5.Solve. t^2 =-

Help with a math problem!!

Point V is located at (0,-2) and point W is located at (3,7). Find the length of line segment VW. A) 2 to the square root of 3 B) 90 C) 3 to the square root of 10 D) 9 to the square root of 10-d^2 = 9

Need help with math problem

A rectangular yard has a length 4 feet greater than its width. If both dimensions are increased by 7 feet, which expression gives the resulting increase in area? A) 18x+77 B) x^2+14x+77 C) 14x+77 D)x^

Find the value of a and b such that x - 2 is a factor of both

x^3 + (a+3)x^2-(a+6)x+4b and x^4-ax^3+(b-2)x^2-(a-1)x-(b-1)-By the Factor Theorem, if x - c is a factor of f(x), then f(c) = 0. If f(x) = x^3 + (a + 3)x^2 - (a + 6)x - 4b and g(x) = x^4 - ax^3 + (b -

Help Graph these Equations

Calculus HW. How do you graph ...y=-x-3/7..?and ...y=-|2x|+2.. ?-you make a table of x/y five points each graph then you can solve for the solutions by letting -x-3/7=-|2x|+2, solve for x. plug x valu

Need help in algebra 2

salesman earns a base salary of $14,000 per year; also receives 7% commission on his sales. if his total sales exceed $500,000 for the year a bonus of $5000 is paid in December. last year he reported

How to solve 5 and 2/6 - 4 and 5/6

Show work please!!!!! THAANK YOU SO MUCH!!!!!!!!!!!!!!!-Since 2/6 is smaller than 5/6, we borrow 1 from 5. Then 5 becomes 4 and 1 + 2/6 = 6/6 + 2/6 = 8/6 So 5 and 2/6 = 4 and 8/6 Thus 5 2/6 - 4 5/

Need help with an algebra question...

.....1................1............1 -------------- + ------------ = ------- ..x^2 - x.........1 - x..........2 And can you list the steps? Thanks it is appreciated-.....1................1...........

Please help Alg. 2 please

identify the reference angle that would be used to find the exact value of each angle. Express your answer in radians. 495° I got 11pi/4but i am wrong please n thank you-495° - 360° = 135° 135°

Can you help on a math problem

(x+3)(x+1) = -6(x-1) + 8 explain?-Expand it out to get: (x+3)(x+1) = x^2 + 3x + x + 3 6(x-1) = 6x - 6 Bring them all to the same side to get: (x+3)(x+1) + 6(x-1) - 8 = 0 Use the expansion that you

Can someone help me solve this math problem, please. I don't understand this problem...

If you budget $12,500 for the reception and the caterer charges $78 per person, how many guests can you invite? How much of your budget is left over? I dont get this at all. What number do I do in ord

Help i have a trigonometry question that i need help with thx

so the question is Ahab and betty are at the pier.Ahab traels for 30km along 040T. Betty travels for 60km along 160T A) how far east are Ahab and Betty from the pier? B) How far north and south are

Another question on math

Solve the following inequality. Write the answer in interval notation. 4-x/x-10 is greater than or equal to 0-Given (4 - x)/(x - 10) ≥ 0. (i) The fraction on the left side is undefined for x = 10. (

Evaluate ∫c (y^2)dx - (x^2)dy

Where C is the union of the segment from (0,0) to (2,0), the segment from (2,0) to (2,4), and the curve y= x^2 from (2,4) to (0,0).-Since C is a closed curve, lets apply Greens Theorem. Note that the
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