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lina2011 [118]
3 years ago
13

Original price of a sofa: $620.00 Discount: 25%, Selling Price?

Mathematics
1 answer:
Aleks [24]3 years ago
3 0

Answer:

x=155

Step-by-step explanation:

I hope the pictures are clear and you get the concept!

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Ivanshal [37]
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2 years ago
Help!!!!! Not the top one by the way..!
OverLord2011 [107]

Answer:

\large\boxed{x=-3\ and\ y=-11\to(-3,\ -11)}

Step-by-step explanation:

\underline{+\left\{\begin{array}{ccc}-6x+y=7\\3x-y=2\end{array}\right}\qquad\text{add both sides of the equations}\\\\.\qquad-3x=9\qquad\text{divide both sides by (-3)}\\.\qquad\boxed{x=-3}\\\\\text{Put the value of x to the first equation:}\\\\-6(-3)+y=7\\18+y=7\qquad\text{subtract 18 from both sides}\\\boxed{y=-11}

3 0
3 years ago
According to the school survey, 12% of the students at Rockwood Junior High School speak Spanish. There are 36 students at the s
elixir [45]
Mean=np
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7 0
3 years ago
Read 2 more answers
Please help will mark brainliest​
german

Answer:

y = 5.5

Step-by-step explanation:

y = 22 * 0.5^2

=> 22* 0.25

=> 5.5

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