Answer:
The object's mass.
Explanation:
The formula d=m/v.
d --> density
m--> mass
v --> volume
With density and volume given, you can calculate the mass of the object.
Step-by-step explanation:
Since we have given that
Amount of pay rate =$21
If she marked up by 78.7% , so it becomes

So, our amount for pay rate becomes

Now, he said he made a profit of 10%,so it becomes

So, our new pay rate becomes

This is the step through which we can get $41.28.
Answer:
(1/2)b^2 + 5b - 3
Step-by-step explanation:
Answer:
3 rings
Step-by-step explanation:
10 / 2 = 5 necklaces
(5/5) x 2 = 2 bracelets
10 - 5 - 2 = 3<u> rings</u>
<span>7x²+9x⁴-3x²-x⁴-4x²
(</span>7x²-3x²-4x²) + (9x⁴-x⁴)
(4x²-4x²) + (8x⁴)
(0) + (8x⁴)
8x⁴