Find the equilibrium point.D(x) = 4 - x, 0 ? x ? 4; S(x) = 
A. (1, $18)
B. (3, $6)
C. (6, $3)
D. (3, $1)
Answer: D
Mathematics
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Find all real numbers that satisfy the equation.sin x = - 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Jack is currently driving into a headwind (17% decrease). If his normal mileage is 21 mpg, what will his car's mileage be in the headwind? Round your answer to the nearest tenth.
A. 17.4 mpg B. 21 mpg C. 38 mpg D. 7.3 mpg
Mathematics
Provide an appropriate response.Write the equation of the line in the following graph.
A. f(x) = 
x - 1
B. f(x) = 
x + 1
C. f(x) = - 
x + 1
D. f(x) = - 
x - 1
Mathematics
Evaluate the algebraic expression for the given values of the variables.y(y + 2) for y = 8
A. 72 B. 24 C. 32 D. 80
Mathematics