21-09-2015
Mathematics

contestada

if the solution of an equation is x=-2 what could the original equation be?

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Аноним Аноним

21-09-2015

You can formulate anything here as long as you can substitute x for -2 and you get the right answer (IE both sides of the equation balance).

Examples:
x + 2 = 0
x + 4 = 2
or even something like
x + y = -2 - y

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21-09-2015

There are an infinite number of possibilities.
Here's one:

6x + 107 = -77x - 59

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