Answer: $2.40 and he saved $9.60 follows: $12 x . 80 = $9.60 savings
5,3..........................................
Answer:
Graph A passes THrough the Center making it proportional when graph B is not passing
Step-by-step explanation:
3/5x + 1/2y = 30
-3/5x. -3/5x
1/2y = -3/5x + 30
—————————
1/2
Y= -1.2x + 60