Question

If (4, 19) is the solution of the equation y = ax + 3 find a =?​

Answer 1

Answer:4

Step-by-step explanation:

X=4

Y=19

19=a×4+3

19-3=a×4

16÷4=a

a=4

Answer 2

Answer:

Step-by-step explanation:

x=4,y=19

So, y=ax+3

=> 19=a ×4 +3

=> 19=4a+3

=> 19-3 = 4a

=> 16=4a

=> 16/4=a

=> 4 = a ( ANSWER)