Evaluate f(x) at the given value of x.f(x) = -3x + 7 for x = 3
A. -18
B. -16
C. -2
D. 4
Answer: C
Mathematics
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Solve.A car travels 147 miles in 2 hours and 30 minutes. What is its average speed in mph and km/hr? (Round to the nearest tenth.)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the formula for the indicated variable.L = 
for k
A. k = 
B. k = 
C. k = 2WL2
D. k = 
Mathematics
The pair of triangles is similar. Find the missing length.
A. 16 B. 20 C. 15 D. 5
Mathematics
Identify the terms in the polynomial.9n4 - 13n3 - 8n + 25
A. 9n4, -13n3, 8n, 25 B. 9n4, -13n3, -8n, 25 C. 9, n4, -13, n3, -8, n, 25 D. 9n4, 13n3, -8n, 25
Mathematics