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How does: 12 + pi - 9pi/8 Become 12 - pi/8 Thanks for your help.
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4 votes
How does:

12 + pi - 9pi/8

Become

12 - pi/8

Thanks for your help.

User Aldasa
by
6.8k points

1 Answer

1 vote
9pi/8 = 8pi/8 + pi/8 = pi + pi/8

12 + pi - 9pi/8 = 12 + pi - pi - pi/8
User Miles Wilson
by
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