2 years ago

-2x=-x-3 I don't know how to solve it

Mathematics

1 answer:

Reil [10]2 years ago

5 0

Answer:

Step-by-step explanation:

$-2x=-x-3\qquad\text{add}\ x\ \text{to both sides}\\\\-2x+x=-x+x-3\\\\-x=-3\qquad\text{change the signs}\\\\x=3$

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\begin{array}{llll}
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\end{array}
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