(134545-х) +23=98
134545-х= 98-23
134545-х=75
х=134545-75
х=134470
(х+52)÷7=700
х+52= 700×7
х+52=4900
х=4900-52
х=4848
2002+х×5=46022
х×5=46022-2002
х×5=44020
х=44020÷5
х= 8804
34000+х×1000=76000
х×1000= 76000-34000
х×1000=42000
х=42000÷1000
х= 42
