First move the x from the right side to the left by subtracting. 3x-6+2x-x=-2. combine like terms. 4x-6=-2. add six to both sides. 4x=4. divide 4 on both sides. x=1. hope this helped!
<em>Hello PhantomZingy, a change in the allele frequency of a population is over time is called micro evolution. I hope this helps you. If you need more help just ask. Have a nice day!</em>