Answer:
Step-by-step explanation:
1,
-10,20,-40,80,...
common ratio=20/-10=-2
it is a geometric sequence.
2.
15,-5,-25,-45
common difference=-5-15=-20
it is an arithmetic sequence.
Answer:
15ft
Step-by-step explanation:
4/2=2
10/2=5
3/2=1.5
2x5x1.5=15ft
Answer:
12 °C
Step-by-step explanation:
12 °C is 24°C warmer than -12°C
-3°C is the coldest temperature
Hello!
First you to do 65 * 0.20
0.20 is 20% as a decimal
65 * 0.20 = 13
$13 is how much John saves.
To find out how much the skateboard cost you subtract how much he saved by the cost of the skateboard
65 - 13 = 52
The skateboard cost $52
Hope this helps!
