👤

9(x-3)-3(7x+8)=7(x+3)-24=

Răspuns :

9x-27-21x-24=7x+21-24
-5x-51=7x-3
-5x-7x=-3+51
-12x=48
x=48/12
x=4
9(x - 3) - 3(7x + 8) = 7(x + 3) - 24

9x - 27 - 21x - 24 - 7x = 21 - 24
-19x = - 3 + 27 + 24
-19x = 48
x = -
[tex] \frac{48}{19} [/tex]