Respuesta :

Answer:

X=4

Step-by-step explanation:

I'm took lazy to explain it step by step sorry, but I'm positive that's the correct answer.

Answer:

4

Step-by-step explanation:

(4 - 18)( x+ 3) (-1)= 8 - 72 +162

-14(x+3)(-1) = 98

14(x+3) =98

x+3 = 98÷14

x+3=7

x= 7-3=4