Question

Given the point (2,3) and the slope of 4 ,find y when x=22

Answer 1

The answer is y = 83

Answer 2

Y - y₁ = m(x - x₁)
 y - 3 = 4(22 - 2)
 y - 3 = 4(20)
 y - 3 = 80
   + 3  + 3
     y = 83