Let x be a positive integer, and define the integers n=x^2+2x+17 and d=2x+5. When dividing n by d, the quotient is x, and the remainder is 7. Find x.

The graph shows the function f(x) = (2.5)x was horizontally translated left by a value of h to get the function g(x) = (2.5)x–h.

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

Which table shows a proportional relationship between miles traveled and gas used?