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Question 25504: Randall and Amyra left school at the same time and began walking in opposite directions. Randall walked at a rate of 3.6 mph and amyra walked at a rate of 4.2 mph. How far apart were the after 10 minutes
Click here to see answer by Paul(988)

Question 25546: i alwayz freeze up on test and i have a test tomorrow how can i get out of freezing up on them
Click here to see answer by rapaljer(4667)

Question 25534: 1)prove that cosA + sinA tanA = secA
2)prove that cos(180-y) = -cos y
3)use the sum and difference identities to find the exact value of tan 165 degrees
Click here to see answer by venugopalramana(3286)

Question 26554: Is this solvable? This is a take home quiz. I know that this is the conversion from fahrenheit to celsius, but it doesn't give anything to convert. The question is:
Solve the given formula for the specified variable:
C = 5/9(F - 32) for F
Thank you for your help.
Click here to see answer by Earlsdon(6287)

Question 27001: why "m" on y=mx+b?
Click here to see answer by venugopalramana(3286)

Question 27268: i am stuck on 3 different problems on my math homework(there is a test this wednesday) and like i have said before...my teacher does not care to help me nor any other students in the class to understand the work he provides. so i am once again stuck!
Solve each system of equations:
1) p=2q+1
3p-q=-12
rewrite one of the equations in each system to get one of the variables alone on one side of the equation. then solve the system of equations:
2x+y=12
3x-4y=7
this one has no directions...we just have to solve it:
one angle of a triangle is 4 times as large as another angle of the same triangle. the third angle of the triangle has a measure of 60 degrees. what are the measures of the other 2 angles of the triangle?
please help me.
Click here to see answer by bmauger(101)

Question 27558: i'm confused on this problem:
Judy needs a mean(average) socre of 86 on four tests to earn a midterm grade of B. If the the mean of her first three test was 83, what is the lowest score ona 100-point scale that she can receive on the fourth test to have a midterm grade of B? **Let 't' represent the unknown test grade
Click here to see answer by venugopalramana(3286)

Question 27725: Wholesale price: $44
Retail price:$59
Click here to see answer by wuwei96815(245)

Question 28332: An isosceles triangle has two sides that measure 2 inches and one side that measures 3 inches.A similar isosceles triangel has two sides each 8 inches long.What is the length of the third side?
Click here to see answer by Earlsdon(6287)

Question 28643: Im in 7th grade and I have to do the FCAT tomarrow and i need to study, can u help me?
Click here to see answer by elima(1433)

Question 28819: The sum of three numbers is one hundred fifteen. The second number is three times the first number. The third number is two less than five times the first number. Find the three numbers
Click here to see answer by xcentaur(357)

Question 28852: How do I get the least common denominator out of these 2 fractions?
4/x-3+2/3-x
Click here to see answer by stanbon(57282)

Question 30759: I have 4 spinner and there are 3 colours on the spinner red, blue and orange. If i spin the spinner twice what is the probability that i get all the same colour on the first spin and all the same colour on the second spin.
Click here to see answer by venugopalramana(3286)

Question 30803: What does congruence mean?
Click here to see answer by troyapplehelen(46)

Question 30777: alter working 4 hours, frank has made 21 machine parts. at the same rate, how many parts can he make in 7 hours?
Click here to see answer by troyapplehelen(46)

Question 30777: alter working 4 hours, frank has made 21 machine parts. at the same rate, how many parts can he make in 7 hours?
Click here to see answer by checkley71(8403)

Question 30784: select the number that matches the written value: three hundred and twenty-one thousandths
.0321
0321
3.021
300.012
3210
Click here to see answer by troyapplehelen(46)

Question 30783: Jennifer bought a brand new sports car. the price of the car was $14,900 including sport wheels, an am/fm cd stereo, and automatic transmission. the dealer gave her a $1,250 instant rebate on the price and 0% interest for 60 months. Jennifer made a down payment of $750. what would be the expression for Jennifer's monthly payments if she takes 60 months to pay the remaining balance?
Click here to see answer by mbarugel(146)

Question 31129: Determine the y -intercept of the graph: -3x - 5y=15.
my ans was -3 is it correct?
Click here to see answer by longjonsilver(2297)

Question 31128: Wrtie the point-slope form of the line that passes through (4,-1) with slope of 2.
my ans was: y + 1 =2(x - 4)is this close, or correct?
Click here to see answer by venugopalramana(3286)

Question 31145: Determine the slope and y -intercept of the graph of 12 + 3y =-2x. Please detail resolutions
Click here to see answer by checkley71(8403)

Question 32379: the product of a numberand four increased by seven is three.what is the number?
Click here to see answer by mukhopadhyay(490)

Question 32377: six more than a number is negative thirty-one.what is the number?
Click here to see answer by mukhopadhyay(490)

Question 32378: nine less than three times a number is twenty-seven.what is the number?
Click here to see answer by mukhopadhyay(490)

Question 32376: two-thirds of a number increased by two is ten.what is the number?
Click here to see answer by mukhopadhyay(490)

Question 32719: if the point with the coordinates (3,y) lies on the graph of y=-3x+2 what is the value
Click here to see answer by mukhopadhyay(490)

Question 32722: x=1,y=-2
3x^2y-4xy^2+xy
Click here to see answer by mukhopadhyay(490)

Question 32928: find all values of y which satisfy the equation
[(y+7)/(y+1)] +1
=[(y+7)/(y-1)]

Click here to see answer by stanbon(57282)

Question 33098: If Ω = {a,b,c,d,e,f,g,h,,i,j,k,l,m}, consider the following three sets:
A = {a,b,c,d,e,g}; B = {a,c,d,f,g}; C = {b,d,g,h,j,k}
List the Elements of P(A∩C) and (BUC)'
Click here to see answer by longjonsilver(2297)

Question 33106: 2)what is the value of integration(t*sin(t) dt) from 0 to pi(22/7) by the trapezoidal rule?
Click here to see answer by sarah_adam(201)

Question 33139: I HAVE A FEW QUESTION ON HOW TO DO THINGS
1. 82.1 G = ?KG
2. 12 SQ MM = ? SQ CM
3.4 CU M = ? CU DM
4.WHAT IS THE PERIMETER OF A SQUARE WHOSE SIDES MEASURE 26 CM
5. PERMITER OF A RECTANGLE 41 M LONG AND 17 M WIDE
6.FIND THE CIRCUMFERENCE OF A CIRCLE WHOSE RADIUS IS 80FT

Click here to see answer by sarah_adam(201)

Question 33200: 45MM=? CM

2. WHATS LONGER 0.09M 91CM OR 9MM
3.WHAT IS LONGE RFOUR 1 METER PIECES OF WOOD OR SEVEN 60 CM PIECES OF WOOD?
4. A TANK HOLDS 1,000 L OF WATER HAS HOW MANY CUBIC DECIMETERS?
5. 1.68M = ? CM
THANK YOU FOR YOUR HELP
6. IF A SPACE OF 50CM IS NEEDED FOR 1 PERSON TO SIT HOW MANY PEOPLE CAN FIT ON A BENCH 1 DEKAMETER LONG?
Click here to see answer by sarah_adam(201)

Question 33250: I Have a few question hope you can help
1. the probability of picking a multiple of 5 from cards num 1 to 20
2. a bag has 2 red 7 yellow, 4 blue what are the prob.of getting a.picking a blue marble ,not picking a yellow, getting 2 blue.
3.when rollong two num. cubes what is the probability of getting sum of 4
4. 3 radios out of 75 are bad what is th empirical prob. of gettong a defect
5. if the empirical probability of a defect part is 1.5 percent how many defected parts would you predict there would be in a batch of 20,000 pieces
6.how ounces of cashews should be added to 38oz to make 4 pounds
Click here to see answer by mukhopadhyay(490)

Question 33333: solve using the princible of zero products
0=s(s+3)

Click here to see answer by stanbon(57282)

Question 33333: solve using the princible of zero products
0=s(s+3)

Click here to see answer by AnlytcPhil(1276)

Question 33335: find the volume of a cylinder with a diameter 70ft and a height of 46 ft
find the total area of outside surface of a cylinder 54cm in diameter and 75 cm in height
Click here to see answer by sarah_adam(201)

Question 33340: Divide and simplify
5/3 / 7/3

Click here to see answer by sarah_adam(201)

Question 33344: solve.

b^2 -12b+32=0
Click here to see answer by stanbon(57282)

Question 33347: Can you help me solve this problem:
Click here to see answer by mukhopadhyay(490)

Question 33347: Can you help me solve this problem:
Click here to see answer by sarah_adam(201)

Question 33409: solve each radical equation by using algebra.
square root of 2x+1 = square root of 4x-4

Click here to see answer by stanbon(57282)

Question 33401: what is the LCD of 11(v-7) and 77(v-7)
Click here to see answer by stanbon(57282)

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