Add or subtract as indicated.3 + 5 - (-11)
A. -13
B. -3
C. -19
D. 19
Answer: D
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Multiply.(15 + x)2
A. x + 225 B. x2 + 30x + 225 C. 225x2 + 30x + 225 D. x2 + 225
Find the slope and an equation of the tangent line to the graph of the function f at the specified point.
?
?
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Simplify the expression by combining like terms.-0.2y - 8 - 2y + 3.1
A. 0.4y - 24.8 B. -2.2y - 4.9 C. -0.2y - 2y - 8 + 3.1 D. -7.1
Three vegetables were bought at the grocery store: tomatoes ($2.29 per pound), celery ($1.29 per pound), and broccoli ($1.69 per pound). Twice as many pounds of tomatoes were bought as compared to celery. If a total of 42 pounds of vegetables were purchased at a price of $80.58, how many pounds of broccoli were bought? ??
A. 8 pounds B. 6 pounds C. 9 pounds D. 7 pounds E. 5 pounds