What are positive and negative numbers? Any number above zero is a positive number. Positive numbers are written with no sign or a '\({+}\)' sign in front of them and they are counted up from zero to ...
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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