Solve.15x = -3(x - 12)
A. x = -2
B. x = 2
C. x = -
D. x =
Answer: B
Mathematics
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At one high school, the mean time for running the 100-yard dash is with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:Less than 17 seconds
A. 2.5% B. 84% C. 97.7% D. 98%
Mathematics
Rotate the figure about the point as indicated.Rotate the figure 90° about point A.
What will be an ideal response?
Mathematics
Provide an appropriate response.Solve the system of equations using the substitution method: 2x - 3y = 8-x + 4y = -14
A.
(4, 0)
B.
(-2, -4)
C.
(2, -3)
D.

Mathematics
Solve for y: y = log 1281
a. y = 4.286 b. y = 1.28 ð 103 c. y = 3.108 d. y = 2.500 e. y = 1.281
Mathematics