So all this is is changing the x and y variables,
In this case, x = 3.1 and y = 5.4 so,
3.1 + 5.4
3 + 5 = 8
.1 + .4 = .5
8.5
6m (m+2) = 0 is the factored form
m=0, m=-2 is m
Steps are on paper
If you need more explanation, comment
Answer:
50%
Step-by-step explanation:
Since it was $6, half of $6 is $3. So, $6 to $9 is a $3 difference, which is 1/2. 1/2 is a 50% increase.