Solve the problem.A clinical analyst has 35 clients, 40% of whom are businesses. Find the number of business clients.
A. 14,000 clients
B. 140 clients
C. 14 clients
D. 1400 clients
Answer: C
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Solve the initial value problem.y'(t) + 7y = 3, y(0) = 1
A. y = 
e7t + 
B. y = 
e-7t + 
C. y = 
e7t + 
D. y = 
e-7t + 
Solve the problem.A cereal factory has weekly fixed costs of $29,000. It costs $1.22 to produce each box of cereal. A box of cereal sells for $4.15. Express the revenue function r(x) that gives the total weekly revenue from selling x boxes of cereal.
A. c(x) = 2.93x B. c(x) = 4.15x C. c(x) = 29,000 + 2.93x D. c(x) = 29,000 + 4.15x
Find the equations of the system shown on the graphing calculator screen.10
-10
A. x + y = 1 x - 3y = -9 B. 5x + y = 7 x + 2y = -1 C. x - 3y = 9 x + 2y = -1 D. 3x - y = 9 5x + y = 7
Perform the indicated operations. Subtract -8 - 5x8 + 8x9 - 3x7 + 5x from the sum of 8x7 + 5x - 9 and 5x9 - 3x8.
A. 13x9 - 8x8 + 5x7 - 17 B. 13x9 - 8x8 + 5x7 - 1 C. -3x9 + 2x8 + 11x7 - 1 D. -3x9 - 8x8 + 5x7 - 17