Question 29558
(-3x-25)+(4)

your equation must be incomplete,,,and its like this...

(-3x-25)+(4) = 0

now to solve it ,,,,open the brackets as there is no need for then so we get..

-3x-25+4= 0 

-3x - 21 = 0 

-3x = 21

x = 21/-3

x = 21/-1,,,, convert it into standarad form

or x = -21