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blondinia [14]
3 years ago
10

3(x + 3) + 10

Mathematics
2 answers:
Makovka662 [10]3 years ago
8 0
3(x+3)+10 = 3x+9+10 = 3x+19
So the answer is B.
Sphinxa [80]3 years ago
7 0

Answer:

b-3x+19

Step-by-step explanation:

you have to open the bracket so 3*x=3x

3*3=9

therefore;3x+9+10=3x+19

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