Respuesta :

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-½x-1+11/2x=3
5x=4
x=4/5

−1/2(x+2)+11/2x=3 -1/2x-1+11/2x=3  -1/2x+11/2x-1=3  5x-1=3  5x=3+1  5x=4  X=4/5  To check you substitute  and needs to equal both sides  −1/2(4/5+2)+11/2(4/5)=3  -7/5+22/5=3  -7+22/5=3  15/5=3  3=3 it check  

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