Срочно помогите пж!!!!!!!!!!!!!!!!!!

Question

Срочно помогите пж!!!!!!!!!!!!!!!!!!

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Answer 1

1) (х+29)+(у-13)= х+29+у-13=х+у+16=42+16=58
2) (4*х)\у=4*(х\у)=4*15=60
3) х\(у*3)=3*(х\у)=3*60=180