richardcheranfa richardcheranfa

21-03-2017
Mathematics

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Solve: -10(x - 1) = 10 - 10x A) no solution B) x = -1 C) x = 0 D) infinitely many solutions

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Аноним Аноним

21-03-2017

The answer is D because:

-10 (x - 1) = 10 - 10x
-10x + 10 = 10 - 10x
-10x + 10x = 10 - 10
0x = 0

fil in x = 1 --> 0 * 1 = 0 : 0 = 0
fil in x = 2 --> 0 * 2 = 0 : 0 = 0
etc.

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