John is running in a race. the race is 25 miles long. after two hours, john has run 7 miles. how many miles, m does john have left to run?

The sum of the reciprocal of a positive number and the reciprocal of 2 more than the number is 3/4 equation: the number is

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis