20*.4= 8
(20 as the original price, .4 is 40% as a decimal)
20+8
(eight being 40% of 20)
$28 is the new price.
The average is 2. To find the average you add all the numbers then divide the sum by the total amount of numbers.
Answer:
x = 12
Step-by-step explanation:
10 – 7x = 2 – 8x
– 7x + 8x = 2 + 10
x = 12
Answer:
3.60
Step-by-step explanation:
1.44/0.4 is 3.60
