Question

-2. ( 3X + 4 ) + 4. ( 3X -4 ) = 5X – 4 – 3X

Answer 1

Explicación paso a paso:

$- 6x - 8 + 12x - 16 = 2x - 4 \\ 6x - 24 = 2x - 4 \\ 6x - 2x = - 4 + 20 \\ 4x = 20 \\ x = \frac{20}{4} \\ x = 5$