Question

5.X=900:15
c:(700-685)=135​

Answer 1

Ответ:

1)

$5 \times x = 900 \div 15 \\ 5x = 60 \\ x = \frac{60}{5} \\ x = 12$

2)

$c \div (700 - 685) = 135 \\ c \div 15 = 135 \\ c = 135 \times 15 \\ c = 2025$