How do you multiply $(x+10) 3x$ ?

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Answer 1 · 2015-06-25T08:05:03

$= color(green)(3x^2 + 30x$

$(x+10)color(green)( 3x)$

Here $color(green)(3x)$ needs to be multiplied with each term within brackets:

$= (x).color(green)(3x) + (10).color(green)(3x)$
$= color(green)(3x^2 + 30x$

How do you multiply (x+10) 3x(x+10) 3x?