Earth is A. a totally closed system.
B. a totally open system.
C. an open system for energy, closed system for
matter.
D. an open system for matter, closed system for
energy.

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

Ineed with this problem 21 show steps