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maxdmontero
28.09.2020 •
Mathematics
If anyone can answer this question... thank you so much!
topic- Algebriac Expressions!
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Ответ:
Step-by-step explanation:
Like terms are those which have the same base.
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The negative and positive integers are always subtracted but posses the sign of the bigger integer.The negative integers are always added but posses the negative ( - ) sign.The positive integers are always added and posses the positive ( + ) sign.Now, Rewrite the expression in standard form. That means , You have to arrange the terms having greatest power to lowest.
Hope I helped!
Best regards! :D
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Ответ:
d. 22
Step-by-step explanation:
It gives you the perimeter which is 49. You subtract the given sides from 49. That leaves you with 22.
49-9-18=22