Answer:
D
Step-by-step explanation:
Answer:
The third one
not sure bu i am working on this to so might be right
Let "x" represent the age of Brian.
Andrew is elder than Brian by 2 years, we can symbolize his age as "x+2"
Frank is twice as old as Andrew, we can symbolize his age as "2(x+2)"
Sarah has half the age of Brian's, we can symbolize her age as "x/2"
Frank ans Sarah's ages differ by 40 years, we can symbolize this as:

Solve the term is parenthesis

x=24 years
Andrew's age is

Andrew is 26 years old
Answer:
8.16
Step-by-step explanation:
hundredth means two decimal places. since 7 is greater than 5, we have to add 1 to 5 which makes it 6
Answer:
Where is the triangle?
you might have to add a picture or a worded problem
Step-by-step explanation: