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Can or is x be negative in a problem such a 4-.5x=4-x?

Can or is x be negative in a problem such a 4-.5x=4-x?
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1 vote
Can or is x be negative in a problem such a 4-.5x=4-x?

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User Patrine
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1 Answer

4 votes
4-0.5x=4-x
Add 0.5x for both side
4-0.5x+0.5x=4-x+0.5x
4=-0.5x+4
Subtract 4 for both side
4-4=-0.5x+4-4
0=-0.5x
Divide -0.5 for both side
0/-0.5=-0.5x/-0.5
0=x. As a result, x can not be negative in this problem. Hope it help!
answered
User Mane Manero
by
7.7k points
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