To solve a system of equations graphically you find the

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

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