HELP WITH BOTH SCREENSHOTS THANKS TROLL FOR POINTS= REPORT

CORRECT ANSWER= BRAINLIEST

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12