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1 vote
Sustituir. 20c + 15r + 75p + 50e​

User Pcvnes
by
7.7k points

1 Answer

7 votes

Answer:

8c - 7r + 10p - 20e

Explanation:

Subtract (20c + 15r + 75p + 50e) - (12c + 22r + 65p + 70e)

(20c + 15r + 75p + 50e) - (12c + 22r + 65p + 70e)

Open bracket

20c + 15r + 75p + 50e - 12c - 22r - 65p - 70e

Collect like terms

= 20c - 12c + 15r - 22r + 75p - 65p + 50e - 70e

= 8c - 7r + 10p - 20e

User Ghayas
by
7.9k points

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