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Express using algebra: A decreased by 10% A increased by 50% and then decreased by 50% of that A decreased by 20% and then increased by 20% of that PLZ HELP! NEED THIS QUICK!
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Express using algebra:

A decreased by 10%

A increased by 50% and then decreased by 50% of that

A decreased by 20% and then increased by 20% of that

PLZ HELP! NEED THIS QUICK!

User Mindlessgreen
by
8.3k points

1 Answer

5 votes
1) .90x
2) (.50x)(1.5)
3) (.80x)(1.20)
User Nuno Freitas
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8.1k points
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