Question

0,4×(4x-0,2)=-4,5- (1,6x-2,5)

Answer 1

$0.4 \times (4x - 0.2) = 4.5 - (1.6x - 2.5) \\ 1.6x - 0.08 = 4.5 - 1.6x + 2.5 \\ 3.2x = 7.08 \\ x = 7.08 \div 3.2 \\ x = 2.2125$

Ответ: 2.2125