Solve.
+ 
= 
A. 3
B. 7
C. 7, 2
D. -7, -2
Answer: C
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Write and solve an equation to find the percent increase or decrease. Round your answer to the nearest tenth of a percent, if necessary.A carpeted living room and dining room area measures 34 ft by 
Mark decides to install wood flooring in the 
by 
dining room. By what percent has he reduced the area that is carpeted?
A. 61.8% B. 38.2% C. 11% D. 61.9%
Use the discriminant to determine whether the graph of the equation is a parabola, ellipse, or a hyperbola.
 figure 1.png)
Answer the question.Use the example to give a step-by-step explanation of the method to add or subtract two fractions with a common denominator.
+ 
What will be an ideal response?
Solve the problem.The stock market gained 39 points on Tuesday and lost 36 points on Wednesday. Find the difference between these changes.
A. -3 points B. 3 points C. -75 points D. 75 points