Respuesta :

Answer:

y = 11 1/2

Step-by-step explanation:

7y - 63 = y + 3

-y.           -7

6y - 63 = 3

+ 63.     + 63

6y = 69

/6.     /6

y = 11 1/2

Answer:

7(y-9)=y+3

7y-63=y+3

7y-63+63=y+3+63

add da numbers

7y-63+63=y+3+63

7y=7+3+63

7y=y+66

7y=y+66

7y-y=y+66-y

7y-y=y+66-y

6y=y+66-y

6y=66

:[tex]\frac{6y}{6} =\frac{66}{6}[/tex]

66/6=11

answer=11