Question

Find the value of k for which x = 0, y = 8 is a solution of 3x - y = k​

Answer 1

Answer:

3x - y = k

• (3x0) - 8 = k
• 0 - 8 = k
• k = -8

Answer 2

3x - y = k

x =0, y = 8

3 × 0 - 8 = k

k = -8