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Answer:
B
Step-by-step explanation:
Six million and seventy two hundred. 6.0072 x 10*
*=6
Subtract g add 1 divide by 2a
Greetings :)
To find slope of two points we will need to use this equation: 
( 6 , -12 ) ( 15 , -3 )
Now let's replace the equation with the numbers. (it will be a fraction).
= 
The equation equals 9 over 9, which also equals 1.
The slope of the line is 1.