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olga_2 [115]
3 years ago
10

3x+5y=32 x=2y+4 How do you solve this equation?

Mathematics
1 answer:
AVprozaik [17]3 years ago
7 0
First plugin 2y+4 for x
3(2y+4)+5y=32 distribute
6y+12+5y=32 combined like terms
11y+12=32 combined like terms
11y=20 divide
Y=1.818
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Alika [10]

Answer:

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b. you need to find the nth term, by using the equation difference x n + 0th term: the difference is (+)4 and the 0th term is -9 (-5 is the 1st term, so to go one back we subtract 4 - the inverse operation), so the nth term is 4n -9. Now we do the inverse operation on 119 to see if it's a term (it is a term if it's an integer. So, first we do 119 <u>plus</u> 9 (inverse of - 9) to get 128, then divide it by 4 rather than multiplying. This gives us 32, and that tells us that 119 is the 32nd term of the sequence.

4 0
3 years ago
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3 0
4 years ago
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6 0
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A DVD player is regularly priced at 79.95 and is on sale for 30% off. What is the discount?
evablogger [386]

Answer:

$2.40 or $77.55

Step-by-step explanation:

I don't know if you are asking for how much off or what, so I'm doing both

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hope this helps:)

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4 0
3 years ago
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