Combine like terms:
-r-10r
We can always add variables as long as they are the same. So we can not add 10x+20y. That's impossible.
We can't add 3r^2+10r. That's also impossible.
However, we have the same variable, r. So we can add -r-10r. And the answer is:
-11r
Hope this helps! :)
Median is the middle number
so in this picture median = 5
answer is 5
Answer:The answer is 62.5.
Step-by-step explanation:
Answer:
x=0
Step-by-step explanation:
x^2-8x-2=0
x=±3√2−4
Answer:
49 degree
Step-by-step explanation: