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kherson [118]
2 years ago
9

If a+b-c=d, if a-b+c=e, then a= ?

Mathematics
1 answer:
yaroslaw [1]2 years ago
4 0
A + b = d+c 
<span>a - b = e - c </span>
The b and c cancel out. 
<span>2a = d+e </span>
<span>a = (d+e)/2 </span>

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2 years ago
Help me substitution method define variables
Rina8888 [55]
\left \{ {{S=14+L} (I) \atop {S+L=124}(II)} \right.

<span>Substitute (I) into (II), we have:
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\boxed{L = 55}

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7 0
3 years ago
A baseball team played 154 regular season games. The ratio of the number of games they won to the number of games they lost was
Fittoniya [83]

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7 0
2 years ago
Nwhat is the range of data set for 8 1 7 6 14
bazaltina [42]

Answer:

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4 0
3 years ago
Can somebody help with this question i attached a screen shot of the question and what it's asking for.
Troyanec [42]
Answer: x = 6
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ac= 2ao
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so 5x-24=6
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