— 7х + 7 = 28
Can you help me quickly please

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Which of the following tables represents exponential functions?