Simply the expression by combining like terms. 9x+8+3x+4=

2 answers:

3 0

Answer:

12(x + 1)

Step-by-step explanation:

9x + 8 + 3x +4

9x + 3x + 8 + 4

12x + 12

12(x + 1)

3 0

It is 12 I’m pretty sure

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