Answer:
7(y-9)=y+3
7y-63=y+3
7y-63+63=y+3+63
add da numbers
7y=7+3+63
7y=y+66
7y-y=y+66-y
6y=y+66-y
6y=66
:
66/6=11
answer=11
y = 11 1/2
Explanation:
7y - 63 = y + 3
-y. -7
6y - 63 = 3
+ 63. + 63
6y = 69
/6. /6
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