Question

resolvendo a equação 3.(x-1)+2.(x+1)=3.(x+1)-2.(x-1) qual o valor de x?

Answer 1

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Resolvendo a equação 3.(x-1)+2.(x+1)=3.(x+1)-2.(x-1) qual o valor de x?


$3*(x-1)+2*(x+1)=3*(x+1)-2*(x-1) \\ \\ 3x-3+2x+2=3x+3-2x+2 \\ \\ 5x-3+2=x+3+2 \\ \\5x -1= x+5 \\ \\ 5x-x= 5+1 \\ \\ 4x=6 \\ \\ x= \dfrac{6}{4}\qquad \boxed{x= \dfrac{3}{2}}$