Question

решите уранения 0,5×|4x-9|-13=-7,5​

Answer 1

$0.5 times |4x - 9| - 13 = - 7.5 \ 0.5 times |4x - 9| = - 7.5 + 13$

$0.5 times |4x - 9| = 5.5$

$|4x - 9| = 11 \ |4x - 9 | = - 11$

$x = 5 \ x = - frac{1}{2}$