Question

3 Find y if the slope between ( – 7, y) and (1, 13) is 3/4​

Answer 1

Explanation:

`slope \: = (y2 - y1)/(x2 - x1) = (3)/(4)`

point 1 ( -7,y)

point 2 (1,13)

`(13 - y1)/(1 - ( - 7)) = (3)/(4)`

`(13 - y1)/(8) = (3)/(4)`

`13 - y2 = (8 * 3)/(4) = 6`

`y2 = 13 - 6 = 7`

y = 7