Answer:
B
Step-by-step explanation:
x²+2x=19 add 1 to both sides which gives you x²+2x+1=20
x²+2x+1 is the same as (x+1)²
Therefore (x+1)²=20
Answer:
liters, quarts, cups
liters, gallons, cups
Step-by-step explanation:
Answer:
Distance = 7
Step-by-step explanation:

1. Distribute
1/125 x 5n - 1/125
2. Simplify 1/125 x 5n to n/25
n/25 - 1/125
This is just about similar triangle
mn=2jl=22
mo=2lk=26
jk=2on=40