Write an equation for the following real life scenario. Use "X" to represent your variable.
Half a number is 16.

Indicate the formula for the following conditions: p^c(n, r)=

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.