Solve.Find the equilibrium point for the given supply and demand functions. Here y represents price and x represents quantity. y = 4180 - 70x (demand) y = 120x (supply)
A. 50, $2640
B. 50, $680
C. 22, $2640
D. 34, $1800
Answer: C
Mathematics
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A. -5 B. -6 C. 5 D. 6
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Solve the system of equations by graphing.x + 6y = -40 y = -30 - 6x
A. (4, -6) B. (-4, -5) C. (-6, 6) D. (-4, -6)
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Find the x-intercept(s) if they exist.x2 + 6x + 5 = 0
A. 
, - 
B. -1, -5
C. 1 , 5
D. 10, -5
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Solve the inequality using a sign chart.
? 0
A. - 
? x ? 
or x ? 7
B. x < - 
or 
< x < 7
C. x ? - 
or 
? x ? 7
D. - 
< x < 
or x > 7
Mathematics