Find the value of x, if * (2/9) ^ - 9 * (3/5) ^ - 1 = (2/15) ^ 2
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Equations such as x + 3 = 7 are first-degree equations, ... Example 1 Determine if the value 3 is a solution of the equation. 4x - 2 = 3x ... 12 - 2 = 9 + 1.
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