Pre calc matrices! any help appreciated

another one:
x + 4y -2z = 0
2x + y + z = 6
-3x + 3y -5z = -13

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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.

Complete the synthetic division problem below. what is the quotient in polynomial form 2/16 -16

Solve the equation by completing the square. x^2+2x=17