Which method is best used for each system? column A
1. -4+3y=12, 4x-4y=-12
2. y=4x+12, 4x-4y=-12
3. y=4x+12, y=-x+3

column B
a. substitution method
b. graphic method
c. elimination method

Which of the following would be a correct step in proving that triangle abc is congruent to triangle cda? a. use a protractor to measure the angles and show that all the corresponding angles are equal in measure. this will allow you to prove congruence by aaa. b. show that segment ab is parallel to segment cd and segment ad is parallel to segment cb. this will allow you to prove congruency by asa. c. show that is segment ab is perpendicular to segment ad. this will allow you to prove congruence by sas. d. none of the above.

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?

Given: prst square pmkd is a square pr = a, pd = a find the area of pmct.