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Yuki888 [10]
3 years ago
8

Which of the following contains a variable?

Mathematics
1 answer:
wel3 years ago
7 0

Answer:

B

Step-by-step explanation:

We do not know how fast Sally or Sue is.

If Sally ran at a speed of x, and Sue at a speed of y, we have an equation as follows:

x = 2y

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Which equation represents "eight times a number and five is sixty-nine?"
Fiesta28 [93]

Answer:

8n + 5 = 69

And that number is 8, because 8•8+5=69

Step-by-step explanation:

"eight times a number and five is sixty-nine" in this statement the words "a number" is the number we dont know and so we use a variable for it. I put n, but you could have used x or a or any variable. The "and five" indicates adding. The "is" indicates equals.

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How much is the tree worth?
noname [10]

Answer:

8

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Deer = snow flake = 4

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Write the following expression in simplest form (2x^2)^3/6x^2
GarryVolchara [31]
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3 years ago
1. Find the inverse of the one-to-one function f(x)= 6x-7 / 5
Elenna [48]
Rewrite it as y=6x-7/5

Flip the x and y
x=6y-7/5

Solve
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f^-1(x)=5/6x+7/6
4 0
3 years ago
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