The only thing you could factor out is X so it would be
X(4x-5)
75+ 15x ≥ 140
⇒ 15x ≥ 140-75
⇒ 15x ≥ 65
⇒ x ≥ 65/15
⇒ x ≥ 13/3
⇒ x ≥ 4 1/3
Final answer: x ≥ 4 1/3~
Answer:
5/6
Step-by-step explanation:
the reciprocal of any fraction is the fraction flipped