Solve.Seven times some number increased by 5 amounts to -7 added to the product of 4 and the number.
A. 12
B. -4
C. -12
D. 4
Answer: B
Mathematics
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There is one negative solution of
. Find it. Round your answer to two decimal places if necessary.
?
A. 0.42 B. -1 C. -2.94 D. -1.95
Mathematics
Approximate the number using a calculator. Round your answer to three decimal places.2 
A. 3.000 B. 3.464 C. 3.322 D. 4.000
Mathematics
Solve the problem.The formula for the circumference of a circle is C = 2?r. The circumference is a function of the radius. Write the function using function notation. Determine the circumference when the radius is 
A. C(r) = 2?r 100? in B. C(?) = 2?r 100? in C. C(?) = 2?r 20? in D. C(r) = 2?r 20? in
Mathematics
Find the indicated term of the arithmetic sequence.Given an arithmetic sequence with a19 = -120 and a12 = -78, find a7.
A. -6 B. -48 C. -54 D. -12
Mathematics