Respuesta :

Step-by-step explanation:

Substitute g = 10, and h = 5 into the expression:

[tex]4 - 0.25(10) + 0.5(5)[/tex]

Multiply:

[tex]4 - 2.5 + 2.5[/tex]

Cross out -2.5 and 2.5, as they're equal to 0:

4.