2007-12-17 17:00:25 · 8 answers · asked by venom7672002 1 in Science & Mathematics ➔ Mathematics
-7 - 5 - x + 8x
- 12 + 7x
2007-12-19 05:50:06 · answer #1 · answered by Como 7 · 3⤊ 0⤋
1. -7-5-X+8X (the "-" is distributed across everything inside the brackets)
2. -12 +7X (numbers go with numbers, X's with X's)
3. 7X-12 (rearranged)
4. Do an extra problem - don't be a slug!
2007-12-18 01:06:56 · answer #2 · answered by mute_tourette 2 · 0⤊ 0⤋
-7-(5+ x) + 8x
= -7-5-x+8x
=-12 + 7x
=7x-12
2007-12-18 01:14:32 · answer #3 · answered by Kenneth Koh 5 · 0⤊ 0⤋
-7-5-x+8x
= -12+7x
2007-12-18 01:12:17 · answer #4 · answered by Lara G 2 · 0⤊ 0⤋
-7 - (5 + x) + 8x =
-7 - 5 - x + 8x =
-12 + 7x (or)
7x -12
2007-12-18 01:05:58 · answer #5 · answered by J.J. 3 · 0⤊ 0⤋
First distribute the negative.
-7-5-x+8x
Simplify.
-12+7x or 7x-12
2007-12-18 01:04:47 · answer #6 · answered by Mathmagenius 3 · 0⤊ 0⤋
-7-5-x+8x
-12+7x
7x-12
2007-12-18 01:04:29 · answer #7 · answered by MG 2 · 0⤊ 0⤋
7x-12
2007-12-18 01:03:47 · answer #8 · answered by major pain 2 · 0⤊ 0⤋