Answer:
does not factor
Step-by-step explanation:
prime
2y-7x=-9
4x+6=y
2(4x+6)-7x=-9
8x-7x=-12-9
x=-21
y=4(-21)+6
y=-84+6
y=-78
Answer:
1/9
Step-by-step explanation:
You find the area of the rectangle first (1/2 by 1/3)
then find the area excluding the parallelogram (the two triangles outside, which would be 1/6 by 1/3 since both are of the same side measurement)
(sorry if this is hard for you to understand by the way)
Then subtract the answer from step 2 from step 1 and voila, you get your answer
Answer: r=6.5
Step-by-step explanation:
-2r = -13
r = 13/2
r = 6.5
