Tom is 4 more than twice andrews age. if tom and sara are twins, how old is andrew?

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.

What is the domain of the of the exponential function shown below?