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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 564707: Find (f•g)(x) and (g•f)(x) f(x)= 10x- 5, g(x)= 9- 5x (f•g)(x)= ? (g•f)(x)= ? Click here to see answer by ad_alta(240)

 Question 564844: Mary is 10 yrs older than Peter. Peter is x yrs old. How old is Mary? Click here to see answer by ad_alta(240)

 Question 565000: For chelseas birthday she made 7 g of fruit punch and 10 g of grape juice. If 49% of brand a is juice how much percent of juice is in the final mixture Click here to see answer by ad_alta(240)

 Question 565010: How do i make a table for equation x²+4x+3? Click here to see answer by Alan3354(30993)

 Question 565108: One angle measure in an isosceles triangle is 100 what is the measure of each of the other angles? Click here to see answer by Alan3354(30993)

 Question 565173: One gallon equals 4 quarts. Write a rule that expresses the number of gallons g of a liquid as a function of the number of quarts q. Use the rule to find the number of gallons in 30 quarts. Click here to see answer by ad_alta(240)

 Question 565199: If set A= {3,4,5,6,7} and set B= {1,2,3,4}: (a) What is AUB? (b) What is A(upside down U)B? Someone please help, I'm so confused. Thanks Click here to see answer by KMST(1868)

 Question 565278: I'm trying to understand my daughters homework. This is one if her word problems I need help breaking down so that I can help her. Thank you much. The sum of two mumbers is 15 less than twice the first number. Their difference is 5 less than twice the second number. Find each of the numbers. Click here to see answer by mananth(12270)
 Question 565278: I'm trying to understand my daughters homework. This is one if her word problems I need help breaking down so that I can help her. Thank you much. The sum of two mumbers is 15 less than twice the first number. Their difference is 5 less than twice the second number. Find each of the numbers. Click here to see answer by solver91311(16877)

 Question 565212: Assume that you have selected 10 students enrolled at your college and have collected data for these three variables: X: number of courses enrolled Y: total cost of text books and supplies for courses Z: method of payment used for textbooks and supplies Click here to see answer by richard1234(5390)

 Question 565393: A semicircle has a radius of a + 5 and the center is the origin. The point (15, a) lies on the circle. Solve for a. Click here to see answer by AnlytcPhil(1276)

 Question 565805: Find two. Numbers whose sum is 33. If the second is 2 less than 4 times the first. Click here to see answer by ad_alta(240)

 Question 565954: how much money do u need to invest in two bank accounts one at 8% another at 10% so the gain the same interest in a year Click here to see answer by mananth(12270)

 Question 566107: What is the slope of line that passes through the points (7,-2) and (-1,-5)? Click here to see answer by Edwin McCravy(8896)

 Question 566244: If there are 356 beans in a 16 ounce bag, how many beans would there be in a 20 ounce bag? Click here to see answer by Alan3354(30993)

 Question 566473: Write an equation in point slope form for the line throught the given point with the given slope (8,3); m=6 Click here to see answer by mananth(12270)

 Question 566475: What is the slope of the line that passes through the pair of points? Do not include fractions or decals in your slope. 7/8,-2/9),(7/10,-2) Click here to see answer by richard1234(5390)

 Question 566518: A wise man once said, "500 reduced by 3 times my age is 245" What is his age? Click here to see answer by stanbon(57290)

 Question 566522: 500 reduced by 3 times my age is 245. What is my age? Click here to see answer by josmiceli(9668)

 Question 566659: I'm also trying to learn how operate a Texas Instrument Calculator! Click here to see answer by Alan3354(30993)

 Question 566735: Have an ovarian cyst which measures: 6.4 x 2.9 x 3.1 what size is this cyst in inches?? Click here to see answer by Alan3354(30993)