Question

+ 3x + 3x + 1, g(x)=x+1​

Answer 1

Answer:

6x+7

Explanation:

3x+3x+1=6x+1

6(x+1)+1=6x+6+1

=6x+7

Answer 2

Answer:

x+1

x= -1

so 3x + 3x +1

= 3×(-1) + 3(-1) +1

= -5 is your answer