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REY [17]
3 years ago
9

PLEASE HELPIf x = 3x + , then what does -x equal?

Mathematics
2 answers:
kogti [31]3 years ago
8 0

Answer:

-3x

Step-by-step explanation:

This just goes down to very little rules. X's (even though not seen) always has an invisible number behind it (1). X is by itself, so is one of itself. We dont put the number there as it is just extra work, but it is there. When you have -X, you have minus one of that X, so you have -1x. The question is kinda weird stated, but I believe it is -3x. If you were to plug in -1x as x (x=-1x) then the answer would be -3x^2. So up to how the question is stated.

LuckyWell [14K]3 years ago
7 0

Answer:

-3x

Step-by-step explanation:

.....................................

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Answer:

Hey!

The car travelled 135 kilometers!

Step-by-step explanation:

Here you have to do the speed (45km/h) multiplied by the time (3 hours)

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Answer:

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Step-by-step explanation:

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3 years ago
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3 years ago
Theorem: A line parallel to one side of a triangle divides the other two proportionately.
Kisachek [45]

Answer:

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Step-by-step explanation:

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