Question

3. 4 - 5 . 6 = 2x + 7 x​

Answer 1

Explicación paso a paso:

$3 \times 4 - 5 \times 6 = 2x + 7x \\ 12 - 30 = 9x \\ - 18 = 9x \\ x = - \frac{18}{9} \\ x = - 2$