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What is the probability that a random sample of 10 2nd grade students results in a mean reading rate of more than 98 words perâ€‹ min.? Need to find the solutions to |2(x-1)| + y = 1 and x + 2|y-1| = 8 ? I really need help with my physics homework. Thanks :)? What would happen if a stable isotope of plutonium was discovered? -6(-86+7)=-90?