Question

if the point 2,5 lies on the graph of the equation 3y=ax+7 find the value of a pls reply fast in explation 2 marks​

Answer 1

Step-by-step explanation:

x = 2

y = 5

3 (5) = k (2) +7

15 = 2k +7

15-7 = 2k

8 = 2k

8/2 = k

4 = k

Answer 2

Answer:

a = 4

Step-by-step explanation:

3Y = aX + 7

3(5) = a(2) + 7

15 = 2a + 7

2a = 8

a = 4