Question

Hugo thinks that the equation below is true.(-3) + (-8) - 4 = (-3) -8 - 4is he correct? explain why or why not

Answer 1

Simplify the left side of the equation.

`\begin{gathered} (-3)+(-8)-4=-3-8-4 \\ =-15 \end{gathered}`

Simplify the right side of equation.

`\begin{gathered} (-3)-8-4=-3-8-4 \\ =-15 \end{gathered}`

Both side of equation give same results so Hugo is correct.