How do you simplify 2√5+3√5-√5

Question

Mathematics

Sparks

13 August, 08:29

How do you simplify 2√5+3√5-√5

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Karissa Morton · Answer 1

We can simplify 2√5+3√5-√5 because they all have the same radical, √5. Now that we know this, we can imagine that there are no radicals, and that we are just adding numbers. This results in our expression being 2 + 3 - 1. This gives an answer of 4. Finally, we add the √5 to the 4 to get 4√5.