What is 30(5-sqrt(15)) ?

The solution to 30(5-sqrt(15)) is 150-30sqrt(15)

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simplify 30(5-sqrt(15))

simplify

30 (5 - 15)

150 - 3015

Decimal Notation

33.81049 \dots

Solution steps

30 (5 - 15)

Apply the distributive law:

a (b - c) = ab - a c

30 (5 - 15) = 30 \cdot 5 - 3015

= 30 \cdot 5 - 3015

Multiply the numbers:

30 \cdot 5 = 150

= 150 - 3015

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