Use a property of proportions that states that their reciprocals are equal if the two ratios are equal you get
x : 1
Answer: -1(xy) exact value = -xy
rewrite -1(xy) as -(xy)
Step-by-step explanation:
Answer:
7x-4 = -28
4y+8 = 4(y + 2)
Step-by-step explanation:
Answer:
(-3, 1)
(5,-2)
Step-by-step explanation:
