Provide an appropriate response.Will the addition method always work for a system of linear equations?
What will be an ideal response?
Answers will vary.
Mathematics
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Solve the equation.d - 
= - 
A. - 1
B. 
C. 1
D. - 
Mathematics
Use similar triangles and a proportion to find the height of the house shown in the figure below.
?
?
Where 
?
A. 16 ft B. 20 ft C. 18 ft D. 72 ft E. 4 ft
Mathematics
Provide an appropriate response.Why must you know how to add and subtract radical expressions before you can rationalize denominators with two terms?
What will be an ideal response?
Mathematics
Use the problem-solving strategy for applications of linear equations to solve the application problem.The speed of a stream is 4 mph. If a boat travels 
downstream in the same time that it takes to travel 
upstream, what is the speed of the boat in still water?
A. 14 mph B. 12 mph C. 8 mph D. 15 mph
Mathematics