(6-8)(9-10)-(4+2)(6+3)

Simplify the expression.

− 52

homozygous. one is homozygous, while two is heterozygous.

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!