Hi, friends could be a help with these please I really want the answers with steps. I'll give you 5star.
Q:Factorise The Expression:: 8x2y+12xy-16xz.

Q: Solve the equation 4(1/4 x -1)= 13 for x.

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81

28 x 12 + 34 = ? it's for a test that if i fail on i will not proceed into the honor roll society i always dreamed of!me! worth 50 !