Parcel delivery company can deliver 12 packages in 3 hours. How many packages can be delivered in 7 hours? PLS ANSWER AS SOON AS POSSIBLE

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Solve for the equation x. 2x + 22 = 4(x + 3)

Apolice office claims that the proportion of people wearing seat belts is less than 65%. to test this claim, a random sample of 200 drivers is taken and its determined that 126 people are wearing seat belts. the following is the setup for this hypothesis test: h0: p=0.65 ha: p< 0.65 find the p-value for this hypothesis test for a proportion and round your answer to 3 decimal places.