👤

4-3(x+5)=-17. Cum se rezolva?

Răspuns :

4-3 * (x+5)=-17
4 - 3x + 15 = -17
-3x = -17 -15 -4
-3x = -36   /*-1
3x = 36
x =[tex] \frac{36}{3} [/tex] = 12.
4-3(x+5)=-17
4-3x-15=-17
-3x-11=-17
-3x=-17+11
-3x=-6
x=6:3=2