Use algebra tiles to find the difference. Let one white tile equal +1 and one black tile equal –1. 6 – (–9) A. 15; B. 13; C. –3; D. 15;

asked Jun 4, 2018 216k views

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Use algebra tiles to find the difference. Let one white tile equal +1 and one black tile equal –1.

6 – (–9)
A. 15;

B. 13;
C. –3;
D. 15;

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3 votes

6 – (–9)
= 6+9
=15

answer is A. 15; and D. 15; (because both have the same answer = 15)

Gijs De Jong answered Jun 9, 2018

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