Answer:
It is C) 5x-18=7
Step-by-step explanation:
Plug in 5 for x.
5x - 18 = 7
5(5) - 18 = 7
Simplify. First, multiply, then subtract.
25 - 18 = 7
7 = 7 (True)
C) 5x - 18 = 7
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Flour
12/4 * 1 3/4 = 9/4 cups = 2 1/4 cups
Sugar
12/4 * 1 = 3 cups
Milk
12/4 * 1/3 = 1 cup
On the circle
Graph it
Answer: 9 students
10 X 3 = 30
3 X 3 = 9 students