Question

if the point [3,4] lies on thje graph of the equations 3y-ax+7.find the value of a

Answer 1

$3y - ax + 7 = 0 \\ 3 \times 4 - 3a + 7 = 0 \\ 19 - 3a = 0 \\ a = \frac{19}{3}$
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Answer 2

ANSWER IS........
from information we can say 3,4 are the roots so
3(4)-a(3)+7=0
12-3a+7=0
-3a+19=0
a=19/3
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