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valkas [14]
2 years ago
9

Answer two questions about systems A and B

Mathematics
2 answers:
galben [10]2 years ago
8 0

Answer:

There is no question.

Step-by-step explanation:

Lunna [17]2 years ago
7 0

Step-by-step explanation:

I dont see any questions

Can you send a picture to see if I can help

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Please explain this step by step.<br><br> 5+4(n+9)=-3
Blababa [14]

Answer:

n = -11

Step-by-step explanation:

5 + 4(n + 9) = -3,

5 + 4n + 36 = -3,

41 + 4n = -3,

4n = -44,

n = -11

8 0
2 years ago
Read 2 more answers
I relly need help please please please
madam [21]

Answer:

I think answer is

5.X+11

7 0
3 years ago
Here’s the riddle! <br> I’m aware it sayas “step 3” but i found it on a riddles website
Mazyrski [523]

Answer:

l have no clue

Step-by-step explanation:

4 0
3 years ago
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carly and rob combined their dvd collections. now they have 42 dvds in all carly had 4 more dvds than rob. how many dvds did car
mrs_skeptik [129]
So r+c=42 c=4+r subsitute c=4+r for r in r+c=42 r+4+r=42 add like terms 2r+4=42 subtract 4 from both sides 2r=38 divide both sides by 2 r=19 rob=19 subsitute r=19 for r in c=4+r c=19+4 carly=23
5 0
3 years ago
Read 2 more answers
Which is equivalent?
Arlecino [84]

Steps to simplify:

(2x + 3)(x - 7)

~Use FOIL to multiply

(2x * x) + (2 * -7) + (3 * x) + (3 * -7)

~Simplify

=2x² - 14x + 3x - 21

~Combine Like Terms

2x² + (-14x + 3x) - 21

~Simplify

2x² - 11x - 21 (Option 2)

Best of Luck!

6 0
3 years ago
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