Factor
\left(a+3b\right)\left(2c+d\right)
Evaluate
\left(a+3b\right)\left(2c+d\right)
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a\left(2c+d\right)+3b\left(2c+d\right)
Do the grouping 2ac+ad+6bc+3bd=\left(2ac+ad\right)+\left(6bc+3bd\right), and factor out a in the first and 3b in the second group.
\left(2c+d\right)\left(a+3b\right)
Factor out common term 2c+d by using distributive property.
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