The average rate of change is 12.
27 - 3 = 24.
1 - (-1) = 2 [it’s essentially 1 + 1].
24/2 = 12.
Answer:
-2x
Step-by-step explanation:
The expression itself is -2x. We subtract the coefficients 7 and 9 to get -2.
Answer:
218,900
Step-by-step explanation:
Answer:
Step-by-step explanation:
We can simplify (cross multiply) to get 
Then we easily simplify to get 
6.12 x 10^3 = 6120 .........<span> in standard notation
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hope it helps</span>