Question

6*(4x-60)-250=590

(162*54:x)*(6+27:9)=81
se rezolva prin metoda mersului invers cl a 4-a.

Answer 1

6*(4x-60)-250=590
6*(4x-60)=590+250
24x-360=840
24x=840+360
24x=1200
x=50

(162*54:x)*(6+27:9)=81
(8748:x)*(6+3)=81
(8748:x)*9=81
8748:x=9
x=8748:9
x=972