Find A-1 if it exists.A = 
A.
B.
C.
D. Does not exist
Answer: D
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Solve the problem.John does 5 pushups on the first day of a 30-day month, and then increases the number of pushups by 3 pushups a day. How many pushups has he done by the end of the month?
A. 1545 B. 1450 C. 1500 D. 1455
Solve the problem.Which of the following has symmetry type D??
A. sand dollar B. piece of blank paper C. wedding band D. octopus E. human face
Express the exercise as a system of linear equations, then find the solution. Use a calculator where appropriate.Jarod is having a problem with rabbits getting into his vegetable garden, so he decides to fence it in. The length of the garden is 7 feet more than 4 times the width. He needs 64 feet of fencing to do the job. Find the length and width of the garden.
A. length: 52
ft; width: 11
ft
B. length: 27 ft; width: 5 ft
C. length: 23 ft; width: 4 ft
D. length: 31 ft; width: 6 ft
Give the equation of the line illustrated.
A. x = -5 B. y = 5 C. y = -5 D. x = 5