Choose two statements (the original conditional statement and its converse) that could form the biconditional "x = 1 if and only if x - 1 = 0."
0 A. If x-1 = 0, then x = 1.
B. If x= 1, then x-10.
C. If x = 1, then x-1 = 0.
m D. If x = 1, then x-1 +0.

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step-by-step explanation:

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80 the answer is 80

step-by-step explanation:

in if you ask questions, the points are taken from your total and given to the one who answered it..

so if i have 30 points and i ask a question for 5 points, then when someone asks a question i will lose 5 points and the answerer earns 5

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answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.