X 0 1 2 3 4 y -1 -0.5 0 -0.5 -1 is this a linear function

What is this inequality notation? t is less then or equal to 2

What is the radical expression that is equivalent to the expression 27 1 over 5?

Asoftball team played ten games, scoring 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 runs. they lost by one run in exactly five games. in each of their other games, they scored twice as many runs as their opponent. how many total runs did their opponents score?