Posted by **A.W.** on Sunday, February 1, 2009 at 9:32pm.

I have two questions: first question is : [ 8(6-1)-1]-[2-(5-2)] i got 40 as my answer is this right? And second question is -y + - 80 an equivalent expression to -(y+80)? Because I got

-y + - 80.

- Algebra -
**amanda**, Sunday, February 1, 2009 at 9:47pm
yes! they are both correct! good job!

- Algebra -
**amanda**, Sunday, February 1, 2009 at 9:50pm
wait! i got 45 for the 1st one

- Algebra -
**Noether**, Sunday, February 1, 2009 at 10:23pm
No, 40 is right.

[8(6 - 1) - 1] - [2 - (5 - 2)]

[8(5) - 1] - (2 - 3)

40 - 1 - (-1)

40

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