Solve the system of equations using substitution. Note that the system may be inconsistent or consistent with dependent equations.
A. (7, -1)
B. (8, -2)
C. All ordered pairs along 7x - 68 = 6y
D. No solution
Answer: B
Mathematics
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Find the sum of the geometric series for those x for which the series converges.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A church steeple casts a shadow 103 ft long, and at the same time a 
post casts a shadow 
long. How high is the steeple? Round to the nearest unit.
A. 8 ft B. 115 ft C. 64 ft D. 165 ft
Mathematics
Find the perimeter of the geometric figure.
A. r3 + 5r2 + 12r + 14 B. 6r3 + r2 + 11r + 14 C. 6r3 + 12r + 14 D. r3 + 6r2 + 11r + 14
Mathematics
Suppose a die is rolled twice and let
?
A = {first toss is a prime}
B = {first toss is 2}
C = {second toss is a 3}
D = {second toss is 2}
?
Find the probability 
.
What will be an ideal response?
Mathematics