Question

0,4x+3=0,7(4x-6) дайте ответ пж

Answer 1

$0.4x + 3 = 2.8x - 4.2$

$2.4 x= 7.2$

$x = \frac{72}{24}$

$x = 3$

Answer 2

Ответ:

Объяснение:

0.4$0.4x+3=0.7(4x-6)\\0.4x+3=2.8x-4.2\\2.8x-0.4x=3+4.2\\2.4x=7.2\x=3$/