Answer:
The number is 3.
Step-by-step explanation:
To find : A number which decreased by 12 equals 3 times it’s opposite ?
Solution :
Let the number be 'x'.
It's opposite is '-x'.
A number which decreased by 12 equals 3 times it’s opposite
i.e. 
Solving the equation,





Therefore, the number is 3.
find the best angle to wipe the blood and calculate how many times you need to wipe the blood off.
Answer:
D.) 100 feet squared
Step-by-step explanation:
10 X 6=60
10 X 4=40
60+40=100
<span>15 eggs and 16 cups flour </span>
<span>Pumpkin bread (x) : 2 eggs & 3 cups of flour </span>
<span>Coffee cake (y) : 3 eggs & 4 cups of flour </span>
<span>2x + 3y ≤ 15 { number of eggs used} </span>
<span>3x + 4y ≤ 16 { number of cups of flour used } </span>
<span>Objective function </span>
<span>P = 5x + 4y</span>