What’s the missing step? Please, help

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.