Answer:
43x+39
Step-by-step explanation:
(5)(9x)+(5)(6)+−2x+9
=45x+30+−2x+9
=45x+30+−2x+9
=(45x+−2x)+(30+9)
=43x+39
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Answer:
Since magnesium = 2, and potassium = 1, magnesium is greater than potassium (2 > 1).
If we assign these elements letters, m and p respectively,

Answer:
The answer is 49.1
Step-by-step explanation:
45.3 + 3.8 = 49.1