Answer:
The rational numbers (ℚ) are included in the real numbers (ℝ), while themselves including the integers (ℤ), which in turn include the natural numbers (ℕ)
Step-by-step explanation:
Answer:
a= k/9b+4
Step-by-step explanation:
https://www.mathpapa.com/algebra-calculator.html?q=K%3D4a%2B9ab
Answer:
1:2
Step-by-step explanation:
6:9 can be simplified to
divide by 3 to get simplest form
1:2