Factor
\left(2a+1\right)\left(x+8y+4\right)
Evaluate
\left(2a+1\right)\left(x+8y+4\right)
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2a\left(x+8y+4\right)+x+8y+4
Do the grouping 8a+4+16ay+8y+2ax+x=\left(2ax+16ay+8a\right)+\left(x+8y+4\right), and factor out 2a in 2ax+16ay+8a.
\left(x+8y+4\right)\left(2a+1\right)
Factor out common term x+8y+4 by using distributive property.
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