Question

find the value of 'a' if(5,-6) lies in equation 2x+5ay=40​

Answer 1

Answer:

if x= 5 and y= - 6 then,

2x+5ay° 40

2*5+5*a*-6= 40

10 + a* -30 =40

a* -20 = 40

so, a= 40 +20

which a = 60

Step-by-step explanation:

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