Question

45 ÷ 5 ÷ 5 ÷ 5 = 90x​

Answer 1

Explanation:

45÷5÷1 = 90x

45÷5 = 90x

9 = 90x

x = 9/90

x = 1/10

x = 0.1

Here's your answer

Answer 2

$45 \div 5 \div 5 \div 5 = 90x \\ = > 9 \div 5 \div 5 = 90x \\ = > 1.8 \div 5 = 90x \\ = > 0.36 = 90x \\ = > 90x = 0.36 \\ = > x = \frac{0.36}{90} \\ = > x = 0.004$