Answer:
157,000,000,000
Step-by-step explanation:
314,000,000 X 500
The correct answer is A) -439
48h
55+h=55h
55h-7h=48h
Mean = 4 Range = 8
Mean is just adding up all the numbers and dividing by the amount of numbers you used.
2x²+8x=x²-16
2x²-x²+8x+16=0
x²+8x+16=0
D=b²-4ac
=8²-4×1×16
=64-64
=0
x= -b+VD / 2a
=-8+V0 /2
= -8/2
=-4
