Answer:
18+2x
Step-by-step explanation:
To use the distributive property, first you have to rewrite the problem of 2(9+x). Remember to use the distributive property of a(b+c)=ab+ac.
Multiply from left to right.
2*9=18
2*x=2x
=18+2x
Therefore, the correct answer is 18+2x.
Hope this helps!
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