Watch the video to learn about adding and subtracting with negative numbers on a number line and by using number discs. Adding and subtracting with negative numbers. Let's talk about two ways to help ...
Use the formula D = 2B + 4C to find the value of D when B = 5 and C = 3. 1. Write in the meaning of 2B (2 × B) and 4C (4 × C): ...
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