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Please hele me solve this. 6－3²÷3(－3）
6-3×3÷3×(-3)
＝6+9
=15
I still don t get why the answer is 15.? My blood type is O positive and my daughter s is O negative. What are my husband s possible blood types? Solve the inequality, and give your answer using interval notation.
−7 ≤ 5 − 2x < 12? Determine the root-mean-square speed of methane (CH4) molecules that have an average kinetic energy of 10.5 J/mol.? How many ml of 0.308-M Na3PO4 are required to deliver 46.1 mmol Na1+ ions?