barry has 18 more marbles than heidi.if barry has 92 marbles,write and solve an equation to determine the number of marbles heid
1 answer:
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Step-by-step explanation:
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Answer:
True
Step-by-step explanation:
You're claiming that every set is a subset of itself.
That's trivially true, because
requires that every element of A is also an element of A, which is tautologically true.