Question

What is the slope of a line through (1,9) and (-3, 16)

Answer 1

The slope of the line is -7/4.

The formula for slope is:

`(y2-y1)/(x2-x1)`

lets say (1,9) 1 is x1 and 9 is y1

(-3,16) -3 is x2 and 16 is y2

`(16-9)/(-3-1)`

which equal

`-(7)/(4)`