Which of the following translates the sentence the difference of three times a number and 20 is 13"?
x x - x - 20 = 13
3x - 20 = 13
3x + 20 = 13

Respuesta :

Answer:

3x - 20 = 13

Step-by-step explanation:

it says difference so it cant be the last one and three times a number is 3 x so it cant be the first one leaving the middle.

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