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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 304596: Solve the formula for v: g = f – v. Click here to see answer by blwinbbbles(106)

 Question 304550: simplying expressions: If (3500) 100 = 3x then x = Click here to see answer by Fombitz(13828)

 Question 304552: Solve: t + 3 + 2t = -2(t + 6) Click here to see answer by Fombitz(13828)

 Question 304553: multi step equations.Solve the formula for f: g = f – v. thanks. =] Click here to see answer by blwinbbbles(106)

 Question 304594: Solve the formula for f: g = f – v. Click here to see answer by london maths tutor(243)

 Question 304554: Solve the formula for v: g = f – v Click here to see answer by london maths tutor(243)

 Question 304567: You bought 12 raffle tickets numbered sequentially starting at 17 (the 2nd ticket is 18, the 3rd is 19, and so on). Which inequality represents the possible winning numbers? Click here to see answer by richwmiller(9135)

 Question 304713: Use deductive reasoning to determine a general formula for the following: Pick a number, multiply the number by 8, add 16, divide the sum by 4, and subtract 5 from the quotient. Click here to see answer by Theo(3458)

 Question 304712: Use inductive reasoning to predict the next complete line in the pattern. 44 - 5 = 39 454 - 56 = 398 4554 - 567 = 3987 Click here to see answer by Theo(3458)

 Question 304782: 1. A farmer has two types of feed that are 12% protein and 18% protein respectively. How many pounds of each need to be combined to make a mixture of 36 pounds of feed that is 13.5% protein? Click here to see answer by richwmiller(9135)

 Question 304878: If Ginger got six times as many right as she got wrong on a 140-question civics test, how many did she get right? A. 80 B. 90 C. 100 D. 110 E. 120 Click here to see answer by stanbon(57282)

 Question 304875: What is the value of q in this expression when p equals 4? p squared - qp - 12=0 A. 1 B. -1 C. 2 D. -2 E. 3 Click here to see answer by themathtutor2009(81)

 Question 304874: The perimeter of a rectangle is 70 meters. The length of the figure is four times the width. It's length is_____ meters. A.22 B.24 C.26 D.28 E.30 Click here to see answer by themathtutor2009(81)

 Question 304917: Mathematicians have been searching for a formula that yields prime numbers. One such formula was x2-x+41. Select some numbers for x, substitute them in the formula, and see if prime numbers occur. Try to find a number for x that when substituted in the formula yields a composite number. What number will solve for x? Click here to see answer by themathtutor2009(81)

 Question 304980: Find the values of K such that the equation 3x^2 + 10x + K =0 has imaginary roots. I came up with a answer of 25/3 but wasnt sure if that was right Click here to see answer by Edwin McCravy(8893)

 Question 305234: find the zeros of the function h(x)=x^2+48x-100 by factoring Click here to see answer by scott8148(6628)

 Question 305389: Solve the problem. When Mary's car's tire pressure is 30 pounds per square inch (psi), it averages 20.8 mpg of gasoline. If the tire pressure is increased to 35 psi, the car averages 21.6 mpg of gasoline. If Mary drives an average of 20,000 miles per year, how many gallons of gasoline will she save in one year by increasing her tire pressure from 30 psi to 35 psi (round to the nearest unit)? Show your step by step work! Click here to see answer by josmiceli(9664)

 Question 305448: The sum of two numbers is 58. One number is 17 more than the other. Find the larger number. Click here to see answer by Fombitz(13828)
 Question 305448: The sum of two numbers is 58. One number is 17 more than the other. Find the larger number. Click here to see answer by london maths tutor(243)
 Question 305448: The sum of two numbers is 58. One number is 17 more than the other. Find the larger number. Click here to see answer by solver91311(16872)

 Question 305443: The difference between two numbers is 27. 4 times the larger number is 6 times the smaller number. Find the two numbers. Click here to see answer by london maths tutor(243)

 Question 305436: Find an equation through the line (-2,-9) and parallel to 3x+y=7. Write the equation using function notation. Use integers or fractions. Click here to see answer by Fombitz(13828)
 Question 305436: Find an equation through the line (-2,-9) and parallel to 3x+y=7. Write the equation using function notation. Use integers or fractions. Click here to see answer by computerboy2010(2)

 Question 305468: I am confused on how to find the surface area.Would you please explain it to me? Click here to see answer by edjones(7569)

 Question 305727: Find the x -intercept and y-intercept of line 7x-4y=15 Click here to see answer by Fombitz(13828)

 Question 305732: this is fractions and I do not know how to do this it is 2 ----- 5 4 ---- = ----- 9 x do you re write the first equation 2 1 -- x --- then find common denominator 5 9 Click here to see answer by Fombitz(13828)

 Question 305816: write the expression (x+6)(x-4) as a polynomial in standard form. Click here to see answer by Fombitz(13828)

 Question 305814: a system of two linear inequalities ______ has a solution. Click here to see answer by Fombitz(13828)

 Question 305900: Carl paid an hourly rate of \$12.65. What is his weekly gross pay if he works 25 hours per week? Click here to see answer by richwmiller(9135)