hannahxmurphs
12.07.2019 •
Mathematics
If l is the midpoint of km and km =5x-6 and lm=2x+4 what is the value of x?
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Ответ:
With these values x = 14.
In order to find this, we must note that LM will be half of KM (since L is the midpoint). Because we know this, we also know that we can multiply LM by 2 and set equal to KM.
2LM = KM
2(2x + 4) = 5x - 6
4x + 8 = 5x - 6
8 = x - 6
14 = x
Ответ:
0.7
Step-by-step explanation:
3+4=7
7/5=1.4
1+1=2
2/4=0.5
1.4 times 0.5=0.7