Respuesta :

Hi1315

Answer:

[tex]x = 6.67[/tex]

Step-by-step explanation:

[tex]12x = 40 \times 2 \\ \frac{12x}{12} = \frac{80}{12} \\ x = 6.67[/tex]

jessetower

Answer:

PROOF:

6*5-12=5+13

30-12=18

18=18

Step-by-step explanation:

3) X-Y=5 OR X=Y+5

(X+5)+12=2(Y-8)

Y+5+5+12=2Y-16

Y-2Y=-16-5-5-12

-Y=-38

Y=38 ANS.