Question

me ajudem pfv a)-2-n-(n-8)+1= b)5-(2a-5)+a= c)3x+(-4-6x)+9= d)8y-y-(-3y+5)= e)a-[n+(a+3)]= f)5+[x-(3+x)]= g)5x-y-[-x-(x-y)]=​

Answer 1

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