Question

Find the value of a,if the equation 9ax+12ay=16has the so.lution as x=1,y=1

Answer 1

Answer:

If 9ax + 12ay = 16        [x=1,y=1]

9a[1] +12a[1]  = 16

9a +12a   = 16

21a      = 16

a    = 16/21

so the answer will be 16/21

Explanation:

Answer 2

9ax + 12ay = 16
Given x 1 y= 1
9a + 12a = 16
21a = 16
A= 16/21