Answer:A can be use to form a triangle.
Step-by-step explanation:
a+b>C
5+18 >20
23>20
SO this is a triangle since if you add A and B together it is greater than C.
Answer:
( 5x+3y=7. < 3x - 5y = -23 you can use many ..
Step-by-step explanation:
hopefully its right
(2x + 10) + (6x + 1) = 180 - 79
Answer:
30
Step-by-step explanation:
your on your own buddy