how is it (2/3)s + 20 = the answer is 16s +480? plz explain??

how is it (2/3)s + 20 = the answer is 16s +480? plz explain??
in Word Problem Answers by Level 1 User (240 points)

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1 Answer

Given (2/3)s + 20

Take LCM
[2s+60]/3=0
2s+60=0
 

Multiply by 8 on both side
2*8s+60*8=0
16s+480=0

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by Level 8 User (30.1k points)

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