Write and Solve Equations - QUIZ 80% - COLLPREPMATH
Solve the equation. Then check your solution. 1/2 k + 2 = 5 + 5/6k Please select the best answer from the choices provided
(A. WRONG)
Solve the equation. Then check your solution. 9D + 1 = 8D - 15 Please select the best answer from the choices provided
A. -16
Joe is going to travel to Dallas. He lives 320 miles away and can average 69 miles per hour. Use an equation to represent the distance D from Dallas in terms of h, the number of hours Joe has traveled. a. D = 69h c. D = 320 + 69h b. D = 320 - 69h d. D = 320h + 69 Please select the best answer from the choices provided
B. D = 320 - 69h
The cost of having a package delivered has a base fee of $10.80. Every pound over 5 lbs cost an additional $0.41 per pound. Write an equation that expresses the cost C in terms of w, the total weight in pounds of a package weighing over 5 lbs. a. C = 10.8w + 0.41 c. C = 0.41(w - 5) + 10.8 b. C = 0.41w + 10.8 d. C = 0.41w + 12.85 Please select the best answer from the choices provided
D WRONG
The cost of printing a catalog of the products that your company distributes is a flat rate of $52 plus $0.20 per copy. Let C represent the total cost of printing and x represent the number of copies. Write in symbolic form an equation that will relate C and x. Organize the data into a table of values. Begin with 500 copies, increase by increments of 500, and end with 2500 copies. a. C = 52.20x Number of Copies, x Total Cost, C 500 $52,200 1000 $78,300 1500 $104,400 2000 $130,500 2500 $156,600 B. .C = 52.20x Number of Copies, x Total Cost, C 500 $26,100.... Please select the best answer from the choices provided
D. C = 52 + 0.20x Number of Copies, x Total Cost, C 500 $152 1000 $252 1500 $352 2000 $452 2500 $552
Solve the equation. Then check your solution. 4 - 3/5(3a + 4) = 7 a. -7.4 b. -6 c. 3 d. -3 Please select the best answer from the choices provided
D. -3
Initially a pool contains 340 gallons of water. A hose is placed in the pool, and the water is turned on. The hose adds 5.2 gallons of water per minute. Write an equation to represent the total amount V of water in the pool in terms of x, the number of minutes the hose has been on. a. V = 5.2x + 340 b. V = 5.2x c. V = -5.2x + 340 d. V = 340x + 5.2 Please select the best answer from the choices provided
a. V = 5.2x + 340
Solve the equation for x. 2(2x - 4) = 3(x + 4) a. -4 c. 20 b. 4 d. 6 Please select the best answer from the choices provided
c. 20
Solve the equation. Then check your solution. -58X - 26 = 8X - 230.6 a. 3.17 c. 3.1 b. 3.3 d. -3.1 Please select the best answer from the choices provided
c. 3.1
Solve for a. Assume that a, b and c are not zero. ABC = C a. a = c - bc b. a = bc^2 c. a = 1/c d. a = 1/b Please select the best answer from the choices provided
d. a = 1/b
