B. For y to be defined as a function of x, it must meet several criteria, including:  the numerical expression must be an equality or inequality  the expression must include both
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It means you should rearrange the equation so that x is on one side of the equal sign, and everything else on the other, with no "x" on the right side of the equation. For
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The exponent of each term in the equation is
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To determine the antiderivative of a function, you'll have to integrate that function. We'll rewrite the given function; y = 1/(9x+7) We'll integrate both sides: `int` dy = `int`
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