D because it helps better and explains better and makes most sense
Answer:
1.5a - 0.5
Step-by-step explanation:
Add like terms
4.4 - 2.9 = 1.5
7.3 - 6.8 = 0.5
Answer:
1/6
Step-by-step explanation:
It bisects so DE=EF
DE=5y
EF=13y-8
so
5y=13y-8
minus 13y both sides
-8y=-8
divide both sides by -8
y=1
DE=5y=5(1)=5
DE=EF=5
DF=DE+EF=5+5=10
DE=5
EF=5
DF=10