Answer:
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Step-by-step explanation:
you need to find how much food is used for 1 person then times that answer by 100 to find how much food is needed
Answer:
Step-by-step explanation:
because the two lines are not unique.. in other words they lay on top of each other.. they have many solutions and we can't determine price .. so answer C
Answer:
Surface area of Cube Y is 3 times greater than the surface area of cube X
Step-by-step explanation:
Surface area of a cube,A = 6s²
Where,
s = side length
Cube X has a side length of 1,
Surface area of cube, X = 6s²
= 6 * 1²
= 6 * 1
= 6
cube Y has a side length of 2
Surface area of cube, Y = 6s²
= 6 * 2²
= 6 * 4
= 24
How much greater is the surface area of cube Y than cube X?
Surface area of Cube Y is 3 times greater than the surface area of cube X
Answer:
Step-by-step explanation:
The equation is 3x - 5y =20.
Suppose we start with (5, y). What value of y is a solution of this equation?
Substitute 5 for x in 3x - 5y =20, obtaining: 3(5) - 5y = 20.
Then -5y = 5, and y = -1. Thus, (5, -1) is a solution of 3x - 5y =20.
Next:
We have (x, 2). Find the value of x that makes (x, 2) a solution of 3x - 5y =20.
Replace y with 2: 3x - 5(2) =20
Then 3x = 30, and x = 10. So (10, 2) is a solution of 3x - 5y =20.