Question
Solve the inequality
n∈(−∞,−223)∪(9,+∞)
Evaluate
3−∣−5−4n∣<−38
Calculate the absolute value
3−∣5+4n∣<−38
Rearrange the terms
−∣5+4n∣<−41
Calculate
∣5+4n∣>41
Separate the inequality into 2 possible cases
5+4n>415+4n<−41
Solve the inequality for n
More Steps

Evaluate
5+4n>41
Move the constant to the right side
4n>41−5
Subtract the numbers
4n>36
Divide both sides
44n>436
Divide the numbers
n>436
Divide the numbers
More Steps

Evaluate
436
Reduce the numbers
19
Calculate
9
n>9
n>95+4n<−41
Solve the inequality for n
More Steps

Evaluate
5+4n<−41
Move the constant to the right side
4n<−41−5
Subtract the numbers
4n<−46
Divide both sides
44n<4−46
Divide the numbers
n<4−46
Divide the numbers
More Steps

Evaluate
4−46
Cancel out the common factor 2
2−23
Use b−a=−ba=−ba to rewrite the fraction
−223
n<−223
n>9n<−223
Solution
n∈(−∞,−223)∪(9,+∞)
Show Solution
