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OpenStudy (anonymous):
Factor the expression completely: 20b-16 Help plz i have no idea what to do
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OpenStudy (jango_in_dtown):
20b-16=4.5.b-4.4=4(5b-4)
OpenStudy (anonymous):
so what's the answer
OpenStudy (jango_in_dtown):
4(5b-4)
OpenStudy (anonymous):
okay and how did u get that?
OpenStudy (jango_in_dtown):
4 is a common factor in 20b and 16 so i took out 4 common
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OpenStudy (anonymous):
okay thankyou and do u think u can help me with one more
OpenStudy (jango_in_dtown):
ok only one more
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
simplify the expression: 4(3x+2)-2
OpenStudy (jango_in_dtown):
4(3x+2)-2=12x+8-2=12x+6
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OpenStudy (anonymous):
but u didn't use the order of operations
OpenStudy (jango_in_dtown):
i did 4(3x+2)-2=4.3.x+4.2-2=12x+8-2=12x+6
OpenStudy (anonymous):
so what is the answer?
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