.If ( 4, 19) is a solution of the equation y = ax+ 3 , find a
Answers
Answered by
2
Answer:
4
Step-by-step explanation:
19=4a+3
4a=16
a=4....
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Answered by
0
Answer:
a=4
Step-by-step explanation:
(x,y)=(4,19)
x=4,y=19
19=a(4)+3
19=4a+3
19-3=4a
16=4a
16/4=a
therefore,a=4
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