Question

In the xy-coordinate plane, point (1, 4) is on the line whose equation is y = 3x + b. What is the value of b ?​

Answer 1

b = 1

Explanation:

since the point (1, 4 ) lies on the line then it satisfies the equation , that is

3(1) + b = 4

3 + b = 4 ( subtract 3 from both sides )

b = 1