How do you solve $| 7 x - 3 | = 4$ $abs(7x-3)= 4$ ?

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Answer 1 · 2018-05-01T12:21:09

$x = 1 or x = - \frac{1}{7}$ $x = 1 or x = -1/7$

$| 7 x - 3 | = 4$ $|7x-3| = 4$

$\Rightarrow 7 x - 3 = \pm 4$ $=> 7x-3 = +-4$

$\Rightarrow 7 x - 3 = 4 or 7 x - 3 = - 4$ $=> 7x - 3 = 4 or 7x - 3 = -4$

$:. x = 1 or x = -1/7$

How do you solve abs(7x-3)= 4|7x−3|=4abs(7x-3)= 4?