Answer:
The value of the expression is -116
Step-by-step explanation:
Given
[tex]Expression: 28b - 4c[/tex]
Required
Solve when b = -4 and c = 1
[tex]Expression: 28b - 4c[/tex]
Substitute -4 for b and 1 for c
[tex]Expression: 28*-4 - 4*1[/tex]
[tex]Expression = -28*4 - 4[/tex]
[tex]Expression = =112 - 4[/tex]
[tex]Expression: -116[/tex]
The value of the expression is -116