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Evaluate -x+4x when x=-2
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Evaluate -x+4x when x=-2

User Gerard Sans
by
5.2k points

2 Answers

5 votes
The answer is -6. The explanation is shown in the picture.
Evaluate -x+4x when x=-2-example-1
User Jenti Dabhi
by
4.9k points
2 votes

Use the substitution method

-x+4x when x=-2

-(-2)+4(-2) Positive number * ( multiplying)Negative number=Negative number

2-8

=-6

Answer is -6

User Paolo Biavati
by
6.4k points
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