Answer:
1a: f(-2) means substituting -2 for x
1b: 65
I don't know the second one
k=-j=15
Step-by-step explanation:
See attachment for step by step :)
see explanation
Any coordinate point that lies on the line is a solution , that is
(- 2, 8 ) , (0, 4 ) , (2, 0 ) , (4, - 4 )
6g -3g +6g -3g = 5+6-11-3+5-11
6g=-18
6g= -18 /÷6
g= -3
