Question

Write the equation of the line that passes through (-1, 7) and (2, 16).

Answer 1

Slope: 16-7 / 2-(-1) = 9 / 3 = 3

Equation is y=3x+b

Plug in (-1, 7)

7=-3+b

b=10

y=3x+10

Answer = y=3x+10