Solve.logx49 = 2
A. x = 7
B. x = -2
C. x = -7
D. x = 
Answer: A
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Evaluate the numerical value of the formula with the given replacement values.c = 
b = 5, a = 3
A. 1 B. 4 C. 2 D. 16
Solve the problem.A retail store buys 175 VCRs from a distributor at a cost of $235 each plus an overhead charge of $45 per order. The retail markup is 40% on the total price paid. Find the profit on the sale of one VCR.
A. $9410.00 B. $94.00 C. $93.90 D. $94.10
Solve the problem.The pH of a chemical solution is given by the formula pH = -log10[H+] where [H+] is the concentration of hydrogen ions in moles per liter. Find the pH if the [H+] = 8.6 x 10-3.
A. 2.93 B. 3.93 C. 3.07 D. 2.07
Write an equation in slope-intercept form of the line satisfying the given conditions.Through (7, -2), perpendicular to 2x + 3y = 26
A. y = 
x - 
B. y = 
x - 
C. y = - 
x + 13
D. y = - 
x + 