Respuesta :

zasmaa05

14a+35b−21

How to get the answer

Use the distributive property to solve this problem

7*2a=14a

7*5b=35b

7*3=21

Then you add the signs

14a+35b-21

maddygirl67
Answer :
14a + 35b - 21

Work:
7 x 2a + 7 x 5b + 7 x -3

14a + 7 x 5b + 7 x -3

14a + 35b + 7 x -3

14a + 35b - 21

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