How do I solve x/7 = -4?

2008-02-10 3:56 pm

回答 (13)

2008-02-11 2:43 pm
✔ 最佳答案
x = (- 4)(7)
x = - 28
2008-02-10 4:01 pm
x/7 = - 4
x = - 4 * 7
x = - 28

Answer: x = - 28

Proof (is very, very obvious):
- 28/7 = - 4
- 4 = - 4
2008-02-10 3:57 pm
times 7 by both sides
x/7 times 7= -4 times 7
x=-28
2017-01-09 7:58 pm
X 4 7
2015-08-12 8:47 pm
This Site Might Help You.

RE:
How do I solve x/7 = -4?
參考: solve 7 4: https://biturl.im/N43h1
2008-02-10 3:59 pm
x/7 = -4
x/7 * 7 = -4*7 (multiply each side of equation by 7 to leave just x..)
x = -28
2008-02-10 3:59 pm
x = -4 x 7
2008-02-10 3:59 pm
Multiply both sides by 7 to cancel.
2008-02-10 4:16 pm
x/7 = -4
7(x/7) = 7(-4)
x = -28
2008-02-10 4:04 pm
take 7 times -4 which = -28


收錄日期: 2021-05-01 10:05:43
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080210075603AAzL4JR

檢視 Wayback Machine 備份