Rajesh and his brother mohib are each mailing a birthday gift to a friend. rajesh package weights 3 more pounds than twice the weight of rajesh package. the combined weight of both packages is 15 pounds

Find the slope of the line y =8/9x + 1.

What is the y intercept of f(x)=(1/2)^x?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.