For two items, the budget line is drawn. It is determined by taking into account the consumer's income, purchasing power, and product prices. A budget line's slope is always the same.
Since the numerical slope of the line represents the price ratio, or the relative price of good X in terms of good Y, this line is also referred to as the price line. As a result, the budget line has a slope of px / py, which corresponds to the ratio of the prices of X and Y.
The ratio of the prices of goods 1 and 2 is the slope of the budget line. This would be the product of the x-axis price of the good and the y-axis price of the goods. The incline of a spending plan line is generally negative for what it's worth descending slanting.
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