Respuesta :
Answer:
If you are simplifying, than the answer is 4 x+64. If you are looking for the answer, it is 68 x.
Explanation:
First you do what is in the parentheses. 3 x+1=4 x. Because you do the math, and keep the variable. Then you would add 64, which is 68 x, because again you keep the variable.
Answer:
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Explanation:
