Question

(H:5-5)x9+186:6=400:10

Answer 1

Răspuns:

Explicație pas cu pas:

(h:5-5)*9+186:6=400:10

(h:5-5)*9+31=40

(h:5-5)*9=40-31

(h:5-5)*9=9

(h:5-5)=9:9

h:5-5=1

h:5=1+5

h:5=6

h=6*5

h=30

Verificare:

(30:5-5)*9+186:6=400:10

1*9+31=40

40=40