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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: Bt3 : tìm số nguyên x , biết : 39-x=45 X+(-35)=27 (-45)-x=-15 210-5×(x-9)=195 450:[41-(2x+5)]=3^2×5 Bt4: tìm x thuộc Z biết : 3-(17-x)=-36 25+(x-5)=15 X+(-62)+(-46)=-14 84+x=(-32)+(-48) X:9-105=(-48)-52 95-3×(x+4)=86 Giúp em vs ạ gấppp lắm !????❤️ { "@context": "https://schema.org", ...

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