Determine if each of the representations is a direct variation. Explain your thinking. 4y + 2x = 8

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

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The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .