Answer :

RhysH
form an equation using the information given
-4x - 6x = -20
simplify
-10x = -20
then solve by dividing by -10
x = -20/-10
x = 2
eah
- 20 =  - 4x - 6x
- 20 = - 10x
10x = 20
x = 20/10
x = 2