Question

(-6)/7 + ?/7= 1

Answer 1

what is the ?

Answer 2

-6 + x = 7
x = 7+6
= 13

Answer 3

\[\large -\frac{6}{7}+\frac{x}{7}=1\]


\[\large \frac{-6+x}{7}=1\]


\[\large (-6+x)=1*7\]


\[\large (-6+x)=7\]


\[\large -6+x=7\]


\[\large x=7+6\]


\[\large x=13\]


So the number 13 replaces the ?