I don’t understand the question

asked Apr 12, 2023 6.4k views

3 votes

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5 votes

Explanation:

what is the question ?

I guess it means to add the reason to step 4.

the reason is the same as for step 6 : subtraction property of equally.

because CD was deleted on both sides of the equation.

HEADcRASH answered Apr 18, 2023

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