Answer:
260 = d + 236 or d + 236 = 260
Step-by-step explanation:
Mental Math
1 week is (5+2)*5. this mean in one week she spend $35 35*4 is 140.
Density = mass / volume
Density = 8,200 grams / (4*4*4)
Density = 8,200 grams / 64 cubic inches
Density =
<span>
<span>
<span>
128.125
</span>
</span>
</span>
grams / cubic inch
The price of the discount is $25 x 0.15 = $3.75
The price of the book with discount is $25 - $3.75 = $21.25