Question

3(x + 2) + 2(5 + x) = 21​

Answer 1

Respuesta:

x = 1

Explicación paso a paso:

3x + 6 + 10 + 2x = 21

5x + 16 = 21

5x = 5

x = 1

Answer 2

Respuesta:

3(x + 2) + 2(5 + x) = 21​

3(x + 2) = 3x + 6

2(5 + x) = 10 + 2x

3x + 6 + 10 + 2x = 5x + 16

5x + 16 = 21

21 - 16 = 5

5x = 5

Solución

5/5 = 1

$\boxed{\text{x}=1}$

Saludos...