Question

5x+6y=21 value of y=1​

Answer 1

Answer:

I hope

Step-by-step explanation:

5x+6y=21

5x+6×1=21

5x+6=21

5x=21-6

5x=15

x=15/5

x=3

5×3+6×1=21

15+6=21

Answer 2

=>5x+6y=21

=>5x+6×1=21

=>5x+6=21

=>5x=21-6

=>5x=15

=>x=15/5=3

=>x=3

Therefore,the value of x is 3.