3 years ago

Write the algebraic expression to represent the following: Twice a number n decrease by 7.

Mathematics

2 answers:

Shkiper50 [21]3 years ago

3 0

Answer:

2n-7

Step-by-step explanation:

Ulleksa [173]3 years ago

3 0

Answer:

2n-7

Step-by-step explanation:

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3 years ago

A list of numbers is given below. If x is a number in this list, which inequality could represent x? {-5, -12, -2, -9}

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3 years ago

Option 1: Find x. Show all work.

Ronch [10]

Using law of cosines:

Cos(angle) = adjacent/ hypotenuse

Cos(22) = 12/x

Rewrite to get:

X = 12/cos(22)

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X = 12.9424

Round the answer as needed.

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2 years ago

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