Answer:
11.9
Step-by-step explanation:
-11.9/-1
so the both cancel out each other
so it will just be 11.9 ,since it is -1
Answer:
0.4x^3 - xy.
Step-by-step explanation:
2/7x(1.4x^2-3.5y) Distributing the2/7x over the parentheses:
= 2/7 * 1.4 x^3 - 2/7 *3.5xy
= 0.4x^3 - xy
<h3>
Answer:</h3>
, or 
<h3>
Explanation:</h3>
Use the Keep Change Flip method. Change the sign to multiplication and flip the second fraction. 
Multiply the numerators and the denominators separatley. 
This cannot be simplified further, but it can be converted to a mixed number (as opposed to an improper fraction). 
Your answer is -175 hope this helps