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OpenStudy (anonymous):
does anybody know how to solve this? 3|-4x+75|+9=144 i want the steps to doing it please
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OpenStudy (anonymous):
3|-4x+75|+9=144 3|-4x+75|=135 |-4x+75|=45 -4x + 75 = 45 4x - 75 = 45 x = 30 / 4 = 15/2 x = 120 / 4 = 30 \[x = \frac{15}{2}, 30\]
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