Answer:
−20.25
Step-by-step explanation:
Answer:
(a) 
(c) 
Step-by-step explanation:
(a) To find verify the answer we need to multiplying the equation

Thus, this statement is true.
(b) To find verify the answer we need to multiplying the equation 

Hence, the given statement is false.
(c) To find verify the answer we need to multiplying the equation 

Hence, the given statement is true.
(d) To find verify the answer we need to multiplying the equation

Hence, the given statement is false.
Answer:
1 and 4 should be the answer or -4x3y2 and 5x4y
Step-by-step explanation:
The answer to the equation is X=1/5