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(134545-x)+23=98

124545-×=75

×=124545-75

x=124470

2002+x×5=46022

X×5=46022-2002

×=44020÷5

X=8804

(x+52)÷7=700

x+52=700×7

x+52=4900

x=4900-52

x=4848

34000+x×1000=76000

x×1000=76000-34000

x×1000=42000

x=42000÷1000

x=42