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11111nata11111 [884]
3 years ago
7

Nelson used 35% of his savings account for his class trip in May. If he used $140 from his savings account while on his class tr

ip, how much money was in his savings account before the trip?
Mathematics
1 answer:
vladimir1956 [14]3 years ago
6 0

Answer:

$400

Step-by-step explanation:

140 ÷ 35% = 400

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Answer:

(fof^{-1})(x)=x

Step-by-step explanation:

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Another function is the inverse of f(x),

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Now composite function of these functions will be,

(fof^{-1})(x)=f[f^{-1}(x)]

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Answer:

Step-by-step explanation:

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<h3>What is an equation?</h3>

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

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Learn more about Equation:

brainly.com/question/2263981

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