How do you simplify #-4(-9w-5)+8(9w-1)#?

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Answer 1 · 2016-09-11T08:18:03

Refer to the explanation.

#color(red)(-4(9w-5))+color(blue)(8(9w-1))#

Expand #color(red)(-4(9w-5))#.

#color(red)(-36w+20)+color(blue)(8(9w-1))#

Expand #color(blue)(8(9w-1))#.

#color(red)(-36w+20)+color(blue)(72w-8)#

Gather like terms.

#-36w+72w+20-8#

Simplify.

#36w+12#