The correct answer is:
D) Jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.
4(2x+3)(2x-3) is the answer
Answer:
Step-by-step explanation:
1) isosceles= two sides are congruent
2) 9x-13=4x+2
-4x
5x-13=2
+13
5x=15/5
X=3
Answer is c
Sure, I have this strategy to make a sheet with questions of that chapter and do that before I study the chapter so I can see if I know a little or a lot of that chapter
-24x + 8y = 16
+24x +24x
8y = 16 + 24x
8y/8 = 16/8 + 24x/8
y = 2 + 3x
Answer: y = 2 + 3x
