Question

solve using trail and error method :2y-5=7

Answer 1

Answer:

let y=1

2(1)-5=7

2≠12

so y≠1

let y=2

2(2)-5=7

4≠12

so y≠2

let y=3

2(3)-5=7

6≠12

so y≠3

let y=4

2(4)-5=7

8≠12

so y≠4

let y=5

2(5)-5=7

10≠12

so y≠5

let y=6

2(6)-5=7

12=12

so y=6

PLEASE MARK AS BRAINLIEST AND FOLLOW

Answer 2

Answer:

2Y=7+5

2Y=12

Y=12/2

Y=6