Answer:
Distributive property.
Step-by-step explanation:
Answer:
Not me
Step-by-step explanation:
im in high school lol
+5 to both sides
9x<-27
divide both sides by 9
x<-3
Answer:
144
Step-by-step explanation:
Find: Length of segment BC
CD+DB=BC
3x+8+4x+10=BC
7x+18=BC
BC also equals 8x (given on the screen shot)
7x+18= 8x
x=18
18 times 8 = 144
Check:
3( 18) + 8 + 4(18) + 10
54+8 + 72+10
64+ 80= 144 TRUE