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OpenStudy (anonymous):
Find all real number solutions to the system of equations: x=log2(y+1) x=5-log2(y-3)
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OpenStudy (asnaseer):
you are given two expressions for x, so they must be equal to one another - which means:\[\log_2(y+1)=5-log_2(y-3)\]now just solve this to find y, then plug that value of y into any of the two expressions for x to get the x value.
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