A new cars salesperson sold an average of \$27.145 per day for the first days she worked. The next days she worked sold How average per day over the entire time she worked

i do not know the answer i am sorry

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.

5+2x=a

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option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,