Question 891997
500=.75x-(750+.25x)
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Multiply thru by 4 to eliminate fractions
2000 = 3x - (3000 + x)
2000 = 3x + (-1)(3000 + x)
Distribute the -1
2000 = 3x - 3000 - x
Add 3000
5000 = 3x - x
5000 = 2x
x = 2500