Answer:
-29
Explanation:
The Correct Answer:
A. -29
Square both sides of the equation.
7−y−−−−√
=
6
(7−y−−−−√)2
=
(6)2
7−y
=
36
−7
−7
Subtract 7 from both sides
−y
=
29
y
=
−29
7−(−29)−−−−−−−−√
=?
6
Check your answer
7+29−−−−−√
=?
6
36−−√
=?
6
6
=
6
So m=−29 is a solution.