Question

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expression 7(2j + 3 + 2j).

use mathematical properties to create two expressions that are equivalent to the expression you created in Question 1. Make sure you show all steps in your work.

Answer 1

Answer:

28j+21

Step-by-step explanation:

7(2j+3+2j)

Times everything in the ( ) by 7.

You should get (14j+21+14j)

Add 14j and 14j together.

And you get the answer.

Answer 2

7(2j+3+2j)

2j x 7 = 14j

3 x 7 = 21

2j x 7 = 14j

(14j + 21 + 14j)

14j + 14j = 28j

28j + 21 is the answer