Respuesta :

Answer:

X+2⦁4=20

Step-by-step explanation:

2 times 4 which is eight, then subtract eight from 20. your answer is 12

X=12

So In your notes write

First you Mutiply the two factors 2 & 4, and then since eight is positive you will subtract it from the eight and the twenty. Youre left with X=12