8b+12-b=8+7b+4
7b+12=12+7b
-7b
7b-7b+12=12
-12 -12
0= 12-12
0=0
Answer:
Step-by-step explanation:
C = 48
c = 2a - 4
48 = 2a - 4
48 + 4 = 2a
52 = 2a
52/2 = a
26 = a <==
Answer:
$4.50 for French Roast
$7.60 for Columbian
Step-by-step explanation:
tried substitution and elimination method but got different answers to I graphed these equations and found the point of intersection
5/3x + 25/8y = 31.25
29/12x + 9/16y = 15.15
point of intersection (4.5, 7.6)
D but im not sure if im right
