Solve the problem.In a sale, the price of a computer is reduced by $132. The sale price is $1648. Find the marked price (original price) and the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. $1516; 8%
B. $1780; 7.4%
C. $1780; 8%
D. $1516; 8.7%
Answer: B
Mathematics
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Evaluate the integral. 
A. - 
y4 e-7y + C
B. - 
e-7y
+ C
C. -e-7y
+ C
D. e-7y
+ C
Mathematics
Graph the system of inequalities. Find the coordinates of the vertices.3y + x ? 0,y + 2x ? 10,y ? 0
A. 
(0, 0) , (5,0)
B. 
(6, -2)
C. 
(0, 0) , (10, 0)
D. 
(0, 0) , (5, 0) , (6, -2)
Mathematics
Provide an appropriate response.Write the equation of the line with slope 3 and y-intercept - 
.
A. y = 
x + 3
B. y = 3x + 
C. - 
y = 3x
D. y = 3x - 
Mathematics
Perform the indicated operation.- 
- 
A. - 
B. - 
C. 
D. - 
Mathematics