To determine the solution set of the equation \(-3x + 7 = 10\) or \(3x - 9 = 0\), we need to solve each equation separately.
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For \(-3x + 7 = 10\): \[ -3x + 7 = 10 \] Subtract 7 from both sides: \[ -3x = 3 \] Divide both sides by -3: \[ x = -1 \]
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For \(3x - 9 = 0\): \[ 3x - 9 = 0 \] Add 9 to both sides: \[ 3x = 9 \] Divide both sides by 3: \[ x = 3 \]
Now we combine the solutions from both equations. The solutions are \(x = -1\) and \(x = 3\).
Therefore, the solution set is \({-1, 3}\).
The correct response is: \({-1, 3}\) (or in mathematical notation, {−1, 3}).