Question

If (-4, 15) is a solution of 6x + ay = 36, then the
value of'a' is
Select one:
a.4/5
b)-4/5
c)4
d. -4​

Answer 1

Answer:

a=4

Step-by-step explanation:

Substitute (-4,15) in 6x+ay=36

So, 6(-4)+a(15)=36

-24+15a=36

15a=60

a=4

Answer 2

6(-4) + a(15) = 36
-24 + 15a = 36
15a = 60
a = 60/15
a = 4