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aleksandrvk [35]

3 years ago

6

(6r+7)+(13+7r) simplified

1 answer:

den301095 [7]3 years ago

7 0

Step-by-step explanation:

(6r + 7)+(13 + 7r)

= 6r + 7 + 13 + 7r

= 6r + 7r + 13 +7

= 13r + 20

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