If john is twice as old as mark and john's age plus marks age is 36, then how old is mark

One step equations: integers 3x=36

Jamal is told that it costs $24 plus a certain amount per day to rent a car. He finds that a friend rented a car from this company for $144 total for 3 days.

If employee a logged 120 hours in four years and employee b logged hours of travel at a 20% higher rate, how many hours did employee b have then employee a after 1.5 years

F (x) 2x²+1and g (x) = x²-7find (f+g) (x)

3! I need the answer to this its statistics

The cranberry sauce recipe called for 2 1/6 cups of white sugar and 4 2/3 cups of brown sugar. How many sugar is required?

My rule is: y = 1/3x + 11/15 Find x, if y=1.

What is 1.96 billion in scientific notation?

Abandoned mines frequently fill with water. Before an abandoned mine can be reopened, the water must be pumped out. The size of pump required depends on the depth of the mine.

Which order pair is a solution to the equation y=2-x? A. (5,3) B. (8,10) C. (-1,1) D. (-5,7)