Answer:

Step-by-step explanation:
Multiply numerator and denominator by √2

10 rows because that's right
Answer:
A rational expression is when the numerator and the denominator are polynomials. An example is 5/x − 2
Answer:
3x - 4 = 32
Step-by-step explanation:
We solve for x to find the number (knowing that x is the unknown number).
3x - 4 = 32
3x = 32 + 4
3x = 36
x/3 = 36/3
x = 12