Question

If (4, 19) is a solution of the equation y = ax + 3, then a = ………….. a) 3 b) 4 c) 5 d) 6\ PLEASE ANSWERE FAST

Answer 1

y=ax +3

x=4 & y=19

19 = a× 4 + 3

19-3 =4a

16 =4a

a= 16/4

a=4 ans

Answer 2

Answer:

$\star$$\star$ $Answer$ $\star$$\star$

As x = 4 and y = 19

Substituting in equation y = ax + 3

19 = 4a + 3

∴ 4a = 16

∴ a = 4

Correct option is B) 4

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