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Anonymous
x = 7/2 and also x = -3/2 by using the quadratic equation formula.
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2x+a=p 2x=p-a x=.5p-.5a
many solutions
2x + 2x + 146 + 26 = 172 4x + 172 = 172 4x = 0 x = 0
2x+3 = 7 2x = 7-3 2x = 4 x = 2
(2x)ysquared