Can someone my cousin with this problem

Write each rational number in the form a/b, where a and b are integers. 1. 5 1/6 2. -12

How do i create an equivalent expression that includes parentheses so that the value of the expression is 2 for 3+8-4x2-12

The equation y equals 11 x represents the calories jake burns when cross country skiing, where x is time in minutes and why is the number of calories. the graph shows the calories he burns while playing basketball which activity burns at a faster rate? explain