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Mathematics

Answered

Consider the number set: 11, 12, 13, 14
Which value of x in the number set makes the equation 3x+2x-45=20 true?
a.) 11 / b.) 12 / c.) 13 / d.) 14

Answer :

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Answer:

Answer c) (13)

Step-by-step explanation:

Begin with 3x+2x-45=20. Go through the steps of solving this for x.

Combining like terms, we get 5x = 65.

Dividing both sides by 5, we get x = 13.

Answer c) (13) is the correct answer/solution/root.

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