0.5m+6.4=4.9 - 0.1m What is m?

2008-03-05 5:47 am
Whoever gets right answer first gets best answer. My teacher says its -2.6. I think there is a mistake, but I am too tired to find it.
I need this answer ASAP!!!!!

回答 (10)

2008-03-05 5:51 am
✔ 最佳答案
0.5m + 0.1m = 4.9 - 6.4
0.6m = -1.5
m= -2.5
2008-03-08 11:09 pm
5m + 64 = 49 - m
6m = 49 - 64
6m = - 15
m = - 15 / 6
m = - 5 / 2
m = - 2.5
Teacher is wrong!!!!
2008-03-05 5:20 pm
0.5m + 6.4 = 4.9 - 0.1m
0.5m + 0.1m = 4.9 - 6.4
0.6m = -1.5
m = -1.5/0.6
m = -2.5
2008-03-05 1:57 pm
0.5m + 6.4 = 4.9 - 0.1m
+0.1m +0.1m
0.6m + 6.4 = 4.9
-6.4 -6.4
0.6m = -1.5
/0.6 /0.6
m = -2.5
參考: ME!
2008-03-05 1:57 pm
m=-2.5
2008-03-05 1:55 pm
0.5m+6.4=4.9-0.1m
0.6m=-1.5m
m=-2.5
2008-03-05 1:53 pm
.1+.5>.6
4.9-6.4>-1.5
-(1.5/.6)m
2008-03-05 1:53 pm
0.5m+0.1m=-6.4+4.9
0.6m=-1.5
m=-1.5/0.6
m=-2.5
2008-03-05 1:51 pm
m=-2.5
2008-03-05 1:51 pm
-2.5...I think


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