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sergij07 [2.7K]

3 years ago

11

Using the sum or difference formulas,how do we find the exact value of sin (285°)?

1 answer:

Semenov [28]3 years ago

6 0

See attachment for the answer:

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The quotient of a number and 2 is the same as the difference of the number doubled and 3. What is the number?

Yanka [14]

Hi,

x/2 = 2x - 3

x/2 - 2x = - 3

x = 3 /(3/2)

x = 3 * 2/3 = 2

The number is 2.

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The differencee of 3 times a number and 18 is 39

Bingel [31]

Answer:

3x-18 = 39

3x = 57

x = 19

(3*(19))-18 = 39

57-18 = 39

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Step-by-step explanation:

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How many solutions does this nonlinear system of equations have?

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Infinate Solutions.

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