3 years ago

Consider the number set: 11, 12, 13, 14

Mathematics

1 answer:

KATRIN_1 [288]3 years ago

6 0

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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