Question

Помагите срочно !!!!!!!!!!!
$\frac{ |x + 3| }{ - 1.8} = \frac{4.5}{ -2.7}$
a) 0 и 6
b) -6 и 0
c) 0
d) 6
e) -6

Answer 1

ответ на задание б))))).

Answer 2

$\frac{ |x + 3| }{ - 1.8} = \frac{4.5}{ - 2.7} \\ \frac{ - 5 \times |x + 3| }{9} = - \frac{5}{3} \\ - 15 |x + | = - 45 \\ |x + 3| = 3 \\ x + 3 = 3 \\ x + 3 = - 3 \\ x = 0 \\ x = - 6$x₁=-6, х₂=0
Ответ: c), e)