Which is the appromimate solution for the system of equation 3x+4y=2 and 4x+y=-4

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The answer is d. 606 because you have to multiply 30% ( percent) times 2020 (total) to get ur answer.

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.