Answer:
0.12
Step-by-step explanation:
The percentage change formula depends if the price goes up or down. Since this goes up, we have the positive percentage change formula. This is 
where 
is the new price and 
is the original price. Plugging in our values, we get 
. Since this is to two decimal places we get 0.12 as our answer.
Answer:
Step-by-step explanation:
2x^2 + 6x - 4 = 0
A+5=6
Subtract 5 from both sides
A+5-5=6-5
A=1
Hope that helps
Let the digit in the tens place be x
tens place = x (therefore the value is 10x)
ones place = x + 7
The number is 10x + x + 7
Add 26 to it
10x + x + 7 + 26 = 11x + 33
It is 5 times the sum of the digit
11x + 33 = 5(x + x + 7)
11x 33 = 10x + 35
x = 2
x+ 7 = 2 + 7 = 9
So the number is 29
