Question

If (3 , 2) is a point on the line whose equation is y = 3x + k, determine the value of k.

Answer 1

-7 =k

Explanation:

y = 3x + k

Substitute 3 in for x and 2 in for y

2 = 3*3+k

2 = 9+k

Subtract 9 from each side

2-9 = k

-7 =k