Algebra: Evaluate?

0 ⤊

Evaluate 4(-2)(-1)(5)(-2)

2007-04-10 02:01:58 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

4(- 2)(- 1)(5)(- 2) =

- 8(- 1)(5)(- 2) =

- (-8)(5)(- 2) =

8(5)(-2) =

40(- 2)

- 80

- - - - - - - s-

2007-04-10 02:38:45 · answer #1 · answered by SAMUEL D 7 · 0⤊ 0⤋

4(-2)(-1)(5)(-2)=[4 x (-2)](-1)(5)(-2)
=[(-8) x (-1)](5)(-2)
=(8 x 5)(-2)
=40 x (-2)
=(-80)

2007-04-10 09:17:00 · answer #2 · answered by lao_za_bo 1 · 0⤊ 0⤋