Answer:
A) 
B) 78
Step-by-step explanation:
B) To find the sum of first 'n' whole numbers , formula used is :-
We have to find the sum of first 12 whole numbers . So here n = 12
Putting the value of 'n' in above formula ,

Answer:
y=-2x + 6
Step-by-step explanation:
y-2=-2(x+4)
+2 +2
add 2 to both sides to get y by itself.
y=-2(x + 4) + 2
distribute the -2
y= -2x - 8 + 2
add the commons
y = -2x-6
Where's the question? I'm happy to help!
Answer:
Step-by-step explanation:
idk