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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 421468: Find the x intercept for the graph of the equation y= x^2-3x-4 the x intercepts are Click here to see answer by robertb(4012)

 Question 421683: write these two problems in slope intercept form : 1. 7 + y = 13x 2. 6x - 3y = 27 Click here to see answer by rfer(12660)

 Question 421687: three times the first number decreased by a second number is 8. the first number decreased by twice the second number is 19. whats the first number and the second number? Click here to see answer by ankor@dixie-net.com(15652)

 Question 422163: You can bike 14 miles per hour. How far can you bike In 2 1/2 minutes? Click here to see answer by stanbon(57352)

 Question 422188: Laura hit a volleyball into the air with an initial upward velocity of 24 feet per second. The height h in feet of the ball above the ground can be moduled by h=16t^2 24t+3, where t is the time in seconds above the ground.Find the time it takes the ball to reach 12 feet above the ground. Click here to see answer by stanbon(57352)

 Question 422209: One number 7 times another number. The product of the two numbers is 252. Find the two numbers. Click here to see answer by rfer(12660)

 Question 422262: I don't understand how to do this: 3 (c - 5) + 4c (c - 5) Could you show me how to do problems like these? Click here to see answer by algebrahouse.com(1079)
 Question 422262: I don't understand how to do this: 3 (c - 5) + 4c (c - 5) Could you show me how to do problems like these? Click here to see answer by shree840(260)

 Question 422271: fraction to a decimal and the right decimal place 47/8=? Click here to see answer by the_tutor2011(8)

 Question 422270: Jane worked 1.5 hours Monday ,3 hours on Tuesday, and 4.5 hours on wednesday. If the pattern continues, how many hours will she work on friday? Click here to see answer by ewatrrr(10682)

 Question 422344: I have one word problem? My answer was wrong... Write an inequality that models the following situation using x to represent the variable: This season, Nors has 125 at-bats in softball. By the end of season she wants to have at least 140 at-bats. How many more at bats does nora need to reach her goal? * I put 125+>140 - Wrong. Thanks. Click here to see answer by ewatrrr(10682)

 Question 422432: What does the negative singh in the problem mean and how do I go about solveing it? The problem is -[4]x[-5]. Is it a negative? Click here to see answer by solver91311(16885)

 Question 422430: What does the negative singh mean in the problem and how do I work that in to the problem. I don't know if it is a negative 4 or how that relates to the problem. Please explain. Click here to see answer by solver91311(16885)

 Question 422513: I am working on equation of a line in slope-intercept form. One example I don't get is (10,7) are my points and 3/8 is what I am seeing. So it's y-(7)=3/8(x-(10)) then y-7=3\8x-15/4 then y=3/8x-15/4+28/4 then y= 3/8x+13/4 so my question is where does the 15/4 and the 28/4 come from?  Thanks! Click here to see answer by MathLover1(6634)

 Question 422566: ok so my math assignment is to design a poster or illustration of a field that intrest me . and i want to do it about soccer i have to... 1. write a system of equations that realates to my field of interest 2. do the solution and show work can you please help me come up with a story problem about soccer that is not hard or easy. and how me the work please. Click here to see answer by sudhanshu_kmr(1152)
 Question 422566: ok so my math assignment is to design a poster or illustration of a field that intrest me . and i want to do it about soccer i have to... 1. write a system of equations that realates to my field of interest 2. do the solution and show work can you please help me come up with a story problem about soccer that is not hard or easy. and how me the work please. Click here to see answer by richard1234(5390)

 Question 422559: Hassan deposited \$7,500 into a bank account. At the end of 3 years the account had earned \$900 in simple interest. What rate of interest did the account earn per year? Click here to see answer by rfer(12660)

 Question 422561: The lead on Jack's pencil is 5 millimeters long. What is the length in centimeters? Click here to see answer by rfer(12660)

 Question 422657: In trting to fins out how i can solve this linear system problem u-v= 0 and 7u+v=0 using substitution method Click here to see answer by Alan3354(30993)

 Question 422714: If one Faust can fill a bucket in six minutes and another Faust can fill the same bucket in four minutes . How many seconds would it take to fill the bucket with both Faust's on. Click here to see answer by stanbon(57352)

 Question 422838: What is one side of a square whose area is 2304. Click here to see answer by blwinbbbles(106)
 Question 422838: What is one side of a square whose area is 2304. Click here to see answer by algebrahouse.com(1079)

 Question 422927: Find the numerial value of each expression when the variable =-3 -2m^2/(2m^2-m+2) Click here to see answer by MathLover1(6634)

 Question 422926: Find the numerial value of each expression when the variable =-3 3k/(3k-2)^2 Click here to see answer by jim_thompson5910(28595)

 Question 422924: Find any value (s) for which the rational expression is undefined. 3p/p2-6p+9 Click here to see answer by stanbon(57352)
 Question 422924: Find any value (s) for which the rational expression is undefined. 3p/p2-6p+9 Click here to see answer by Gogonati(809)

 Question 422971: Write each rational expression in lowest terms. 8r^2-8r/2r-2 Click here to see answer by Gogonati(809)

 Question 422978: Write each rational expression in lowest terms. 8r^2-8r/2r-2 Click here to see answer by jim_thompson5910(28595)

 Question 422986: Find the difference: 7-(-5) A.-12 B.2 C.12 D.-2 Click here to see answer by jim_thompson5910(28595)

 Question 422991: The earth rotates about it's vertical axis once every 24hours. What fraction of the earths rotation is completed after only 7 hours? Click here to see answer by jim_thompson5910(28595)

 Question 422995: Simplify the following expression. Use the distributive property to remove the parentheses. -(9x plus 2) I don't have a plus sigh so I just spelt it out Click here to see answer by jim_thompson5910(28595)

 Question 422999: Evaluate the following expression. (2.7plus6.9) (2/5) Express the result in a decimal form. Click here to see answer by MathLover1(6634)

 Question 423033: Find the value of x (3x-15) Degree (2x+7) Degree Click here to see answer by stanbon(57352)

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