Answer:
-5z+1
Step-by-step explanation:
-11z-4+6z+5
-11z+6z-4+5
-5z+1
Answer:
-C
Step-by-step explanation:
3(C - 2d) - 2(2C - 3d).
Distribute
3C - 6d - 4C +6d
Combine like terms
3C -4C -6d +6d
-C
The solution is 3, -9
x = 3, y = -9
Use Pythagorean theorem here.
Walkway is √40²+30² so 50
