190 people fit in 3 buses. How many buses would you need to carry 570 people?
2 answers:
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For this case we have the following expression:
By definition, we have the expression undefined when the denominator is 0.
So:
Adding 5 to both sides of the equation:
Thus, the expression is undefined when
Answer:
Option B
Answer by JKismyhusbandbae: -12 ≤ f ≤ 6
-3f - 9|-8+8 ≤ 19 + 8
|-3f-9|≤ 27
-3f-9≤ 27 and -3f - 9≥ 27
-3f-9+9≤27+9
-3f ≤ 36
(-3f) (-1) ≥ 36 (-1)3f ≥ - 36
≥
f ≥ - 12-3f
-9+9≥-27+9
-3f≥-18
≤
F ≤ 6