Respuesta :

bianca0205
5(-3.4k-7)+(3k+21)
_17k-35+3k+21
-14k-35+21
-14k-14

Your answer is: -14k-14 

Have an amazing day and stay hopeful!

lauradevilleros

Answer:

-14k-14

Step-by-step explanation:

5(−3.4k−7)+(3k+21) this is the same as:

(5*-3,4)k-(5*7)+3k+21

-17k-35+3k+21

Grouping terms of k:

(-17+3)k-35+21

-14k-14

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