Răspuns :
{[(60+90)-50]*4+1000}*2
[(150-50)*4+1000]*2
(100*4+1000)*2
1400*2
2800
*=inmultire
Salutare!
{[(5×12+5×18)-25×2]×4+1000}×2=
{[(60+90)-25×2]×4+1000}×2=
[(150-25×2)×4+1000]×2=
[(150-50)×4+1000]×2=
(100×4+1000)×2=
(400+1000)×2=
1400×2=
2800
{[(60+90)-50]*4+1000}*2
[(150-50)*4+1000]*2
(100*4+1000)*2
1400*2
2800
*=inmultire
Salutare!
{[(5×12+5×18)-25×2]×4+1000}×2=
{[(60+90)-25×2]×4+1000}×2=
[(150-25×2)×4+1000]×2=
[(150-50)×4+1000]×2=
(100×4+1000)×2=
(400+1000)×2=
1400×2=
2800