Answer:
C=12.5
Step-by-step explanation:
you do 4x2 for 8 then you do 100/8 getting you 12.5
1) m = 5
2) c = 12.5
1) T = 2m + 30
T = 40
substitute for T
2m + 30 = 40
2m = 10
m = 5
2) A = 4bc
A = 100
b = 2
100 = 4(2)c
100 = 8c
c = 12.5
