Answer:
B
Step-by-step explanation:
Subtract 150 from both sides
-5r ≥ -62.5
Divide both sides by -5
r ≤ 12.5
(The greater than sign flips around when you divide or multiply both sides by a negative number)
Answer:

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hope it helped you:)
Answer:
C i think
Step-by-step explanation:
divide both sides by b, then multiply both sides by 2 and get 2A/b =h
Answer and solution in the picture hope it helps
9/x² - (2x+1)/8x =
72/8x² - (2x²+x)/8x² =
(72-2x²-x)/8x²=
(-2x -x+72)/8x². answer C. C. C