9,899 = 206x
He divided by 206
He got 48.053 and rounded up to 49
My using the equation, we can see that he is correct.
Step-by-step explanation:
I do not understand .____.
Answer:
-7 degrees
Step-by-step explanation:
The temperature is predicted to be ...
5 +3(-4) = 5 -12 = -7 . . . . degrees
__
To find the change, multiply the rate of change by the time period. To find the new temperature, add the change to the starting temperature.
Answer:
1. 1458
2. 500 or -500
Step-by-step explanation:
1. a4=54, a5=162
r = 162/54 = 3
a7 = a5 × r²
= 162 × 3² = 1458
2.a4=-4, a6=-100
r² = -100/-4 = 25
r = +/- 5
a7 = a6 × r
= -100 × +/- 5
= +/- 500
