-3x + 4y = 12
x - y = 1....x = y + 1
-3(y + 1) + 4y = 12
-3y - 3 + 4y = 12
-3y + 4y = 12 + 3
y = 15
x - y = 1
x - 15 = 1
x = 1 + 15
x = 16
one solution (16,15)
Answer:C= 9
Step-by-step explanation:
c−7=1×2
c−7=2
c=2+7
c=9
Answer: (-1, 10)
Step-by-step explanation:
Answer:
14.286% savings
Step-by-step explanation:
299.99 / 349.99 = 0.8571..
1-0.8571= 14.286