1. (134545-x)+23=98
134545-x+23=98
134568-x=98
-x=98-134568
-x=-134470
x=134470
2. 2002+x•5=46022
2002+5x=46022
5x=46022-2002
5x=44020
x=8804
3. (x+52):7=700
x+52/7=700
x+52=4900
x=4900-52
x=4848
4. 34000+x•1000=76000
1000x=76000-34000
1000x=42000
x=42
1. (134545-x)+23=98
134545-x+23=98
134568-x=98
-x=98-134568
-x=-134470
x=134470
2. 2002+x•5=46022
2002+5x=46022
5x=46022-2002
5x=44020
x=8804
3. (x+52):7=700
x+52/7=700
x+52=4900
x=4900-52
x=4848
4. 34000+x•1000=76000
1000x=76000-34000
1000x=42000
x=42