Respuesta :

Answer:

2x-20 = 5

Step-by-step explanation:

Answer:

  1. Algebraic equation: 2x - 20 = 5
  2. Solved: x = 12.5

Step-by-step explanation:

Let x be the number

To write the algebraic expression:

  1. "Twenty less" means subtraction.
  2. "Two times a number" means multiplication.
  3. The answer to the equation: 20
  4. Put them together with the numbers: 2x - 20 = 5

To solve:

  1. Write it out: 2x - 20 = 5
  2. Add 20 to each side, so it now looks like this: 2x = 25
  3. Divide each side by 2 to cancel out the 2 next to x. It should now look like this: x = 12.5

I hope this helps!

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