Solve the problem.A vendor sells hot dogs, bags of potato chips, and soft drinks. A customer buys 5 hot dogs, 5 bags of potato chips, and 2 soft drinks for $11.50. The price of a hot dog is $1.00 more than the price of a bag of potato chips. The cost of a soft drink is $2.25 less than the price of two hot dogs. Find the cost of each item.
A. $1.50 for a hot dog; $0.50 for a bag of potato chips; $0.75 for a soft drink
B. $1.50 for a hot dog; $0.75 for a bag of potato chips; $0.50 for a soft drink
C. $0.50 for a hot dog; $1.50 for a bag of potato chips; $0.75 for a soft drink
D. $1.75 for a hot dog; $0.75 for a bag of potato chips; $0.75 for a soft drink
Answer: A
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Use the graph to determine how close x must be to x0 in order that f(x) is within ? of L. Your answer should be of the form "If x is within ___ of ___, then f(x) is within ____ of ___ ."
A. If x is within 0.0427 of 2, then f(x) is within 0.25 of 
.
B. If x is within 0.3875 of 2, then f(x) is within 0.25 of 
.
C. If x is within 0.3125 of 2, then f(x) is within 0.25 of 
.
D. If x is within 0.25 of 2, then f(x) is within 0.3875 of 
.
Graph the system of inequalities.
- 
? 1x2 + y2 ? 36
A. 
B. 
C. 
D. 
If the expression is in exponential form, write it in radical form. If it is in radical form, write it in exponential form.
A. (
x + 
y)1/2
B. (5x + 3y)1/4
C. (5x + 3y)1/2
D. (5x + 3y)2
Write an equation for the parabola with vertex at the origin.Through (4, 3), opening to the right
A. y2 = 
x
B. x = 
y2
C. x2 = 
y
D. y2 = - 
x