Solve the system of equations below by elimination. -2x-4y=-4 -x+7y=-20

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?