What is 2sqrt(45)-sqrt(80)+sqrt(20) ?

The solution to 2sqrt(45)-sqrt(80)+sqrt(20) is 4sqrt(5)

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simplify 2sqrt(45)-sqrt(80)+sqrt(20)

simplify

245 - 80 + 20

45

Decimal Notation

8.94427 \dots

Solution steps

245 - 80 + 20

245 = 65

80 = 45

20 = 25

= 65 - 45 + 25

Add similar elements:

65 - 45 + 25 = 45

= 45

9 x^{2} - 7 x = 0

(8^{2})^{\frac{1}{3}}

\frac{c}{c - 2} - \frac{c ^{2}}{c ^{2} - 2 c}

x^{2} + 7 x - 8 = 0

8 x + 9 \leq 16 x - 11

What is 2sqrt(45)-sqrt(80)+sqrt(20) ?
The solution to 2sqrt(45)-sqrt(80)+sqrt(20) is 4sqrt(5)