Question

If (4,19) is a solution of the equation y=ax+3, then a=
A. 3
B. 4
C. 5
D. 6

Answer 1

Answer:

4,19

satisfies the equation

then

19=4a+3

4a=26

a=4

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Answer 2

Answer:

B)

Step-by-step explanation:

y=ax+3. from value of (x,y) i.e (4,19)

19=a * 4 + 3. (* means multiply)

19-3=a*4

16=a*4

a=16/4

a=4

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