Answer:
see below
Step-by-step explanation:
Since your proof wants to show the slopes of AC and DF are equal using substitution, you want to show the ratios that define those slopes are equal. Those ratios are BC/AB and EF/DE. So, the missing step is the one saying those ratios are equal:
BC/AB = EF/DE
Answer:
3x +(-2) = 2x + 4
Step-by-step explanation:
green sticks represents positive 3x and red boxes represents negative 2 since it's a equation modeled on adding it is shown as 3x+(-2) = 2x+4
Answer:
Step-by-step explanation:
I really think it’s b
Answer:
-9
Step-by-step explanation:
Add 3+6 and put a negative sign in front.
Hope this helps! :)