Question

if (3,4) is a solution of ax - 3y + 7 = 0 ,then find 'a'

Answer 1

Answer:

put 3, 4 in the x and y

Step-by-step explanation:

$3a - 12 + 7 = 0 \\ 3a - 5 = a = 5 \div 3$

Answer 2

Answer:

put value of x 3 and y 4 u get the value of a

a3-3(4) +7

3a-12+7

3a-5=0

a=5÷3