Answer:
Step-by-step explanation:
In this graph, when you count rise and run, rise would be 1 and run would be 2. Because slope is also known as rate of change and rate of change is also known as rise over run, the slope will be 1 over 2.
Answer: hit on them
x - 81 = 321
adding 81 on both sides
x-81+81= 321+81
x= 402