Ordered pair is a solution to 4x-5y<10

Will give brainliest what is the value of x? enter your answer in the box.

Select 2 statements that are true about the equation y+6=-10(x-3).1) the slope of the line is -102) the slope of the line is 33) one point on the line is (3,6)4) one point on the line is (3,-6)

Ineed with number 6 , explain how to get 1978