Please help me solve this equation. X^2=-7

Using the square root property:
 or 

Solve the equation by using the square root property. Express the radical in simplest form: (m+12)^2=-9

 or 
 or 

Use the square root property to solve the equation. If possible, simplify radicals or rationalize denominators. Express complex solutions in a+bi form

Equation:

Solution:

 

 
 
or 
 

Solve by the square root property 25(y+5)^2=81

 

 

 

 

 

or 


 
Solving the two equations we get 

y=-16/5 or y=-34/5