Write a direct variation equation that relates the two variables. Then sole Suppose y varies directly as x, and y = 21 when x = 3. Find x when y = 42

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

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Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth