Answer:robert=120lbs,genesis=100
Step-by-step explanation:take genesis as (x) and since robert is 20 pounds heavier he would be (X+20) so:
x+(x+20) =220lbs
2x+20=220
2x=220-20
2x=200
x=100 which we took as genesis
which leaves robert's weight 100 +20 =120
Answer:

Step-by-step explanation:
<em>the sum means add</em>

the denominators stay the same, you just add the top two numbers.
(if you need to simplify it, it can be simplified to
)
Hope this makes sense! If you have further questions, let me know!
- profparis
Answer:
circle
Step-by-step explanation:
A plot of the given points can help you figure this out.
Answer:
x<5
Step-by-step explanation:
D, because 13-8-5=0
Hope that helps :)