Step-by-step explanation:
3n+4n=-14
now add 3n and 4n
7n = -14
divide both by 7
n = -2
X= r-h/y
h= xy-r/-1
r= xy+h
X=-2 is shown on the graph.
The answer is 7/10 because the even values are 2,4,6, and the others are 7,8,9,10. Added together, it adds up to 7/10
