Question

3x + 5-2x = x + 3-x ?​

Answer 1

Respuesta:

-2

Explicación paso a paso:

$3x + 5-2x = x + 3-x\\\\3x-2x+5=x+3-x\\\\x+5=x+3-x\\\\x+5=x-x+3\\\\x+5=3\\\\x+5-5=3-5\\\\x=-2$

Answer 2

Respuesta:

3x + 5-2x = x + 3-x

3x - 2x - x + x = 3 - 5

x = -2

Comprobación:

3(-2) + 5 - 2(-2) = (-2) + 3 - (-2)

-6 + 5 - (-4) = -2 + 3 - (-2)

-6 + 5 + 4 = -2 + 3 + 2

3 = 3