<h3>
Answer:</h3>
isr=-2. No, i dont agree the student forgot the negative and forgot to dicide the 2 so that the x is by its self.
<h3>Steps:</h3>
first you have to get the 2x by its self.
2x+1+3=0
-1. -1
-3. -3
2×=-4
÷2 ÷2
<h2 />
Because it will not be 40 percent of the original, since after 20 percent is gone, the next year itll be 20 percent of the product, instead of the original, so for example, if it was 100, it would go down to 80, and then the next year it would be 20 percent of 80, not 100
Just plug in 2 for p. 3*2 - 2 = 6-2 = 4
