(720+е)*501=365730
720+е=365730/501
720+е=730
е=730-720
е=10
(720+10)*501=365730
5t+30-2t=42
5t-2t=42-30
3t=12
t=4
(5*4)+30-(2*4)=42
20+30-8=42
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(720+е)*501=365730
720+е=365730/501
720+е=730
е=730-720
е=10
(720+10)*501=365730
5t+30-2t=42
5t-2t=42-30
3t=12
t=4
(5*4)+30-(2*4)=42
20+30-8=42