Solve the equation.0.80x - 0.60(x + 50) = -0.48(50)
A. {15}
B. {30}
C. {40}
D. {20}
Answer: B
Mathematics
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Find a Cartesian equation for the curve described by the given polar equation.
r = 11sin?
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Solve the problem.If f varies jointly as q2 and h, and f = 64 when q = 4 and h = 2, find q when f = 108 and h = 6.
A. q = 4 B. q = 2 C. q = 3 D. q = 6
Mathematics
Solve the problem.Danny buys 5 books at $46 each and pays for them with 10-dollar bills. How many $10 bills did it take?
A. 220 10-dollar bills B. 230 10-dollar bills C. 6 10-dollar bills D. 23 10-dollar bills
Mathematics
Write the slope-intercept form of the equation for the line passing through the given pair of points.(10, -4) and (-6, 5)
A. y = - 
x + 
B. y = 
x - 
C. y = - 
x - 
D. y = 
x + 
Mathematics