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Find the real solutions of the equation. [ 4x +3] = 9

Find the real solutions of the equation. [ 4x +3] = 9
 
x = ?
 

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Mazin Y. | hello all studentshello all students
1
4x+3-9=9-9
4x-6=0
4x-6+6=0+6
4x=6
x=6/4
x=3/2
Parviz F. | Mathematics professor at Community CollegesMathematics professor at Community Colle...
4.8 4.8 (4 lesson ratings) (4)
0
or  4x +3 = -9
 
     4X = -12
 
     X = -12/4 = -3