You have driving lessons every third day in swimming lessons every fifth day today you have both classes how many days will you have both lessons again on the same day

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

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

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol