The definition is pretty simple:

So, we only have to sum the expressions:

Answer:
y=1x-6
Step-by-step explanation:
luckily i love math, plz put as brainliest
Answer:
yes
Step-by-step explanation:
I think you did the question correctly. good luck
20,909,909,090,000,000,000,000,000,000,000,000