Question

If the (5,3) lies the graph of the equation 7x=ay+8,find value of a

Answer 1

Answer:

a = 9

Step-by-step explanation:

7x=ay+8

1: Substitue in the values you have

7(5) = a(3) + 8

2: Work out

35 = 3a + 8

3: Subtract 8 from both sides

35 - 8 = 27

= 27 = 3a

4: Divide both sides by 3 to get a on its own

27 / 3 = 9

Answer :

a = 9