Answer:
840
Step-by-step explanation:
7, 14, 42, 168, ?
7 x 2 = 14
14 x 3 = 42
42 x 4 = 168
you see the pattern?
hence,
168 x 5 = 840 (ans)
Answer:
2g+4
Step-by-step explanation:
Harvey is twice as old as Gwen. The equation for this is 2g.
If we need to find Jennifer's age, which is 4 years older than Harvey, then we need to add 4 to Harvey's age.
2g+4
Answer:
$2.77 per quart.
Step-by-step explanation:
There are four quarts in a gallon.
4 * 3 = 12
There are 12 quarts in 3 gallons.

The price per quart should be $2.77.
Hope this helps.
We would need the info about the lengths of the sides of said polygon.
Answer:
D
Step-by-step explanation: