Respuesta :

Answer:

1. 21.6

2. 54

3.16.22

Step-by-step explanation:

1. 3(1.8)(4)

2. 7.5(1.8)(4)

3. (1.4)(4) + (5.9)(1.8)

1. 3(1.8)(4) = 21.6

2. 7.5(1.8)(4) = 54

3. 1.4(4) + 5.9(1.8)
5.6 + 10.62 = 16.22