Answer:
can u explain more
Step-by-step explanation:
<h2>
Answer:</h2>
The following which is not a requirement of a standard form of equation Ax+By=C is:
b) B ≥ 0
<h2>
Step-by-step explanation:</h2>
We know that the standard equation of a line is given by:

where A,B and C are integers and A is taken to be a non-negative integer i.e. (A≥0) also the greatest common factor of A,B and C is: 1.
Also A and B can't be both zero.
Hence, the correct option is:
Option: b
18, 42, and 27. they were all times by 2
Answer:
20%
Step-by-step explanation:
1. subtract the new price from the original price

2. divide the difference by the original number
÷ 

3. multiply this number by 100
