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Popular >

expand 2r(4r-8)

Solution

expand

2 r (4 r - 8)

Solution

8 r^{2} - 16 r

Solution steps

2 r (4 r - 8)

Apply the distributive law:

a (b - c) = ab - a c

2 r (4 r - 8) = 2 r \cdot 4 r - 2 r \cdot 8

= 2 r \cdot 4 r - 2 r \cdot 8

Simplify

2 r \cdot 4 r - 2 r \cdot 8 : 8 r^{2} - 16 r

= 8 r^{2} - 16 r

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Frequently Asked Questions (FAQ)

What is expand 2r(4r-8) ?
The solution to expand 2r(4r-8) is 8r^2-16r