Question

Using appropriate properties, find the value. Also write the name of the property used.
a) 2/3 X (-5/7) + 7/3 + 2/3 X (-2/7)
b) ( 1/2x -1/7) + (1/2x 6)

Answer 1

Answer:

Biology is the natural science that studies life and living organisms, including their physical structure, chemical processes, molecular interactions, physiological mechanisms, development and evolution. Despite the complexity of the science, certain unifying concepts consolidate it into a single, coherent field. 

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Answer 2

Answer:

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