Question

. Matemáticas
$9 \times + 7 = - 2 \times + 5$
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Answer 1

$9x + 7 = - 2$

$9x + 7 = 3$

$9x + 7 - 7 = 3 - 7$

$9x = 3 - 7$

$9x = - 4$

$9x = - \frac{4}{9}$

listo :3