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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 546857: If t = e^x+2 then x =? thanks Brian Click here to see answer by ankor@dixie-net.com(15747)

 Question 546900: The sum of two numbers is 92. The difference of the two numbers is 20. What are the numbers? Click here to see answer by mananth(12270)

 Question 547034: what are the steps to substitution and elimination? Click here to see answer by solver91311(17077)

 Question 547292: A department store sells eight ties and seven shirts for \$246 how much Is one tie and one shirt Click here to see answer by Edwin McCravy(8999)

 Question 547369: What is the y intercept of the exponintal equation, y=(10)5^x Click here to see answer by stanbon(57984)
 Question 547369: What is the y intercept of the exponintal equation, y=(10)5^x Click here to see answer by josmiceli(9817)

 Question 547484: Write the equation of the line passing through (7,1) (7,-4) (7,4) Click here to see answer by oberobic(2304)

 Question 547563: How do you do problems like 4(3x-5y)-8(2x+y) ? Click here to see answer by unlockmath(1614)

 Question 547735: Find all real solutions to the equation: 4 sin (2x-pi/3)=0 Click here to see answer by mathie123(224)

 Question 547772: Describe the main difference between permutations and combinations. Click here to see answer by stanbon(57984)

 Question 547812: Find the domain of f(x)=x-3 ___ x-6 Find the domain of g(x)=2x _______ (x+1)^2 Write the equation described by: y varies jointly as x and z and inversely as the square root of w Write the equation described by: y varies jointly as y and z and inversely as the square of w Simplify (y ^-3/4)^1/6 Simplify (2y^1/5)^4 ___________ y ^3/10 Working with your cousin, you can split a cord of firewood in 5 hours. Working alone, your cousin can complete the job in 7 hours. How long would it take you to split the firewood working alone? A hurricane strikes and a rural area is without food or water. Three crews arrive. One can dispense needed supplies in 10 hours, a second in 15 hours, and a third in 20 hours. How long will it take all three crews working together to dispense food and water? f(x)=x^2-x-20 Does the parabola open up or down? How do you know? Find the y intercept Find the x intercept(s) Find the domain f(x)=-2x^2-7x-3 Does the parabola open up or down? How do you know? Find the y intercept Find the x intercept(s) Find the domain Click here to see answer by solver91311(17077)

 Question 547844: the length of a rectangular- shaped label in 2 centimeters more than three times the perimeter is 164 centimeters. find the length and width? Click here to see answer by JBarnum(2044)

 Question 547575: How do you solve for maximum and minimum values with constraints? Click here to see answer by richard1234(5390)

 Question 548068: What are the x and y intercepts: 2x-3y=-10 Click here to see answer by nyc_function(2733)

 Question 548070: If f(x) = 2x-4 And g(x) = x2-4x 1. F(4) How Do I Do This Click here to see answer by nyc_function(2733)

 Question 548126: solve by substitution 5x - 2y = -28 4x + 26 = y Click here to see answer by saifoo.khan(162)

 Question 548129: solve by substitution 5x + 3y = 8 -7x + y = 20 Click here to see answer by mananth(12270)

 Question 548133: solve by substitution 2x + 4y = 8 -2x + y = 12 Click here to see answer by mananth(12270)
 Question 548133: solve by substitution 2x + 4y = 8 -2x + y = 12 Click here to see answer by josmiceli(9817)

 Question 548139: the perimeter of a rectangle is 128. the length is 1 m more than twice the width. find the dimension, what is the length and the width Click here to see answer by Maths68(1474)