M is the slope of the line on a graph. b is the y-intercept of the line, where the line crosses the y-axis. x is the input, or x-values of the graph that are used on the line. y is the output, or y-values that result from the slope multiplying with the x-values added to the b.
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Sara's bank account has a debt of $25. Sofia's bank account has a balance of $7. Who has more money in their bank account? Write an inequality explaining the answer.