Respuesta :

Answer(for 1st equation):

14

Explanation:

[(1+5)•2-5)•2

[6•2-5]•2

[12-5]•2

7•2 = 14


Answer(for 2nd equation):

-8.5

Explanation:

1/2-3(1/2+1)2

1/2-3•1.5•2

1/2-4.5•2

1/2-9 = -8.5

Hope it helps. ^^