Solve for y. -80 + y = 80 y = 0 y = -160 y = 160

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According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Write the expression 7x^3-28xy^2 as the product of 3 factors