What is one solution to the following system?

Answer is A (-6,0)

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Given right triangle xyz, which correctly describes the locations of the sides in relation to