Помогитеее пжжж!!!!!!!!!!!!!!!!!!!!

Question

Помогитеее пжжж!!!!!!!!!!!!!!!!!!!!

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Answer 1

-3²/-2²-1=6/3=2
5*2.8+1/4*0.75-1=15/3-1=15/2=7.5
5+2*(-1.5)/2-4*(-3/4)=8/(-1)=-8