What is sqrt(7)-sqrt(28)+4sqrt(63)-12sqrt(7) ?

The solution to sqrt(7)-sqrt(28)+4sqrt(63)-12sqrt(7) is -sqrt(7)

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simplify sqrt(7)-sqrt(28)+4sqrt(63)-12sqrt(7)

simplify

7 - 28 + 463 - 127

- 7

Decimal Notation

- 2.64575 \dots

Solution steps

7 - 28 + 463 - 127

Add similar elements:

7 - 127 = - 117

= - 117 - 28 + 463

28 = 27

463 = 127

= - 117 - 27 + 127

Add similar elements:

- 117 - 27 + 127 = - 7

= - 7

(6 + 19)^{3}

7 x^{2} - 22 x + 3

(w - 1)^{3}

\frac{- 5 x}{x}

\frac{- 12}{8}

What is sqrt(7)-sqrt(28)+4sqrt(63)-12sqrt(7) ?
The solution to sqrt(7)-sqrt(28)+4sqrt(63)-12sqrt(7) is -sqrt(7)