Answer: 36
Step-by-step explanation:
Each side of square are equal length
4 sides
9+9+9+9=36
Answer:
X = 10
Step-by-step explanation:
The equation to use would be; 2x + 30 = 5x; because the baker is looking for enough to cover the costs, no more no less.
Then all you have to do is solve for the equation.
2x + 30 = 5x
Subtract 2x from each side
30 = 3x
Divide by 3
10 = x
The baker needs to sell 10 muffins in a day to make enough to cover the revenue.
Answer:

Step-by-step explanation:
When solving for 1 variable, set the other to 0 and solve.
