Hey!
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Steps To Solve:
~Subtract n to both sides
3 - n = n + 4 - n
~Simplify
3 - n = 4
~Subtract 3 to both sides
3 - n - 3 = 3 - 4
~Simplify
n = -1
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Answer:

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Hope This Helped! Good Luck!
Well, you lost the original $100 and then you gained back $70 but gave away $70 worth of merchandise, so it evens out and you lost $100 in total
Answer:
1/8
Step-by-step explanation:
-3p+1/8=-1/4
subtract 1/8
-3p=-3/8
divide by -3
p=1/8
The answer is 5 you can also use your fingers no I’m not calling you dumb I’m just saying you can
Answer:
Hello! May I ask what "Desmos" is??
Step-by-step explanation: