Question

1,2x-0,5x-4,58=1,16
Помогите пожалуйста

Answer 1

0,7x-4,58=1.16
0,7x=1,16+4,58
0,7x=5,74
X=8,2

Answer 2

$1.2x - 0.5x - 4.58 = 1.16 \\ 0.7x = 1.1 6 + 4.58 \\ 0.7x = 5.74 \\ x = 5.74 \div 0.7 = \frac{574}{100} \times \frac{10}{7} \\ x = \frac{82}{10} = 8.2 \\ x = 8.2$

ответ: х=8.2