D= cost of discount card
29.50 = d + 1.50(15)
29.50 = d + 22.50
<u>-22.50 -22.50
</u> $7.00 = d
<u /> d = $7
Paul spent $7 dollars on the discount card.
Hope this helped :D.
Answer:
0.755
Step-by-step explanation:
The mixed fraction just needs to simplified to a decimal number
like so:
0.755
200/151
151-140 = 11
11-10=1
1-1=0
Answer:
8 generations
Step-by-step explanation:
Start with $1 and add 10% per generation until you reach $2. (Multiply by 1.1).
$1
$1.10
$1.21
$1.33
$1.46
$1.61
$1.76
$1.94
$2.12
Answer:
b. 6|x|
Step-by-step explanation:
√(36x²) = √36√(x²)= 6|x|
Because √ from the number can be only positive.
We have 
.
First let us factor the 2 to obtain,
We can now see clearly that the expression inside the parentheses is a difference of two squares.
We now write the 4 as 2². So that we obtain the expression,
Recall that
Hence our expression becomes,
Therefore, when factored completely,
