Answer:
FGHE
Step-by-step explanation:
They have the same angles size
6f - 1 + 7f - 8 = 6f + 7f - 1 - 8
= 13f - 9
Combine like terms. Like terms have same variable with same power.
1) 2x=4x-8
2) 4(x+2)=20
3) 2x-9=4(x+5)
Not sure, It's getting kinda annoying ngl
