Question

What is the answer to 7-y-y=-1

Answer 1

y = 4 ???

Answer 2

7 - 2y = -1
7 + 1 = 2y
8 = 2* y
y = 8/2
y = 4

Answer 3

@roanna explanation is perfect. I can't explain it better.

Answer 4

@mtaOS, I hope this isn't a sarcasm XD

Answer 5

Of course not man. I was serious..... I just can't explain it any better. you were completely right and you wrote each step.

Answer 6

@mtaOS, thanx! )