differentiated by the method of calculating the probability of an event. In experimental probability, the success and the failure of the concerned event are measured/counted in a selected sample and then the probability is calculated.
<h3>Step-by-step explanation:3X+9=18</h3><h3>collect like terms: 3X=18-9</h3><h3>3X=9</h3><h3>divide both side of the equation by 3</h3><h3>3X/3=9/3</h3><h3>X=3</h3>