Determine if the equations in the given pair are equivalent. Each equation has only one solution.2(a - 5) = 4a - 10 and a = 0
A. Equivalent
B. Not equivalent
Answer: A
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Solve.A vendor has learned that, by pricing carmel apples at $1.25, sales will reach 115 carmel apples per day. Raising the price to $2.00 will cause the sales to fall to 82 carmel apples per day. Let y be the number of carmel apples the vendor sells at x dollars each. Write a linear equation that relates the number of carmel apples sold per day, y, to the price x.
A. y = - 
x + 
B. y = -44x + 170
C. y = -44x - 170
D. y = 44x + 60
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5
A. 1 - log5x
B. 
C. - log5x
D. 5
Graph the inequality.2x + 4y ? 8
A. 
B. 
C. 
D. 
Graph the equation.3x2 - 4xy + 3y2 - 2x + 5y = 10
A. 
B. 
C. 
D. 