Mathematics, 26.11.2019 19:31 jaylene12345678910

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;

Answers: 2

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