3
To solve 2x + 9 = 21, what is the first step?
А. Dividing each side by 2
B
Divi...
Mathematics, 17.06.2020 19:57 brisafe2023
3
To solve 2x + 9 = 21, what is the first step?
А. Dividing each side by 2
B
Dividing each side by x
С
Subtracting 21 from each side
D
Subtracting 9 from each side
Answers: 3
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