-(-6) in simplest form is +6 because a - times a - is a +
Answer:
1/11x+4/11
Step-by-step explanation:
y=11x-4
x=11y-4
11y=x+4
y=1/11x+4/11
Answer: 13.5 minutes
Step-by-step explanation:
Given : Sophie can type 128 words in 3 minutes.
Then , rate of typing = 
(1)
Let x be the minute taken by her to type 576 words.
Then, rate of typing =
(2)
From (1) and (2), we have

Hence, she will take 13.5 minutes to type 576 words.
Answer:
ef and cd
Step-by-step explanation: