Answer:

Step-by-step explanation:
-This is an addition/subtraction problem.
#We subtract the sum of the first two expression from the third expression:

Hence, the expression
must be added to the first two.
Find the slope soooo its (y2-y1/x2-x1)= -4/4 so -1 is slope
equation is y=-x+4
Answer:
No there is not
Step-by-step explanation:
Its an equation that helps you find the hypotenuse of a right triangle
c= √( a²+b²)