Solve the equation.
- 
= 
A. {21}
B. {11}
C. {33}
D. {-11}
Answer: D
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Solve the problem. Round to the nearest cent unless otherwise noted.The regular selling price of a store item is $288. For a special year-end sale the price is marked down 20%. Find the discount sale price.
A. $230.40 B. $345.60 C. $57.60 D. $240.00
Use special right triangles to evaluate the expression.tan 60°
A. 
B. 2
C. 
D. 
Solve the problem using the percent equation. Write a sentence answering the question.The appliance store where the Scott family shops offers a 5% discount for paying cash. The Scott family received a discount of $26. What was the full price before the discount?
A. The full price was $520.00. B. The full price was $5.20. C. The full price was $1.30. D. The full price was $130.00.
Sketch the graph of the quadratic function. Identify the vertex and the axis of symmetry.f(x) = x2 + 7x + 10
A. vertex: 
axis of symmetry: x = 
B. vertex: 
axis of symmetry: x = - 
C. vertex: 
axis of symmetry: x = - 
D. vertex: 
axis of symmetry: x = 
