Question

3x + 4y = 7 what is answer write​

Answer 1

Answer:

let x be 1

3×1+4y=7

4y=7-3

4y=4

y=4/4

y=1

if x = 1 then y =1

Answer 2

Answer:

3x+4y=7

3x=7-4y

x=7-4y/3

similarly y can be written as

3x+4y=7

4y=7-3x

y=7-3x/4