Someone please help me with this. Given L = x+y / 2 × h, find the value of y if
L = 40, x = 6 and h = 4.​

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?