Answer: 60
Step-by-step explanation:
You do 4*12 and 4*3, 4*12=48, 4*3=12, Next you do 48+12 and you get 60
Answer:
$9
Step-by-step explanation:
20% is equal to 1/5. Multiply $45 by 1/5 to get $9
This sin graph doesn't have a phase shift and its vertical displacement (d) is zero, so you don't need to include it in the equation of y = asin[b(x-c)]+d.
Answer:
$14.40
Step-by-step explanation:
If you received 25% off then you paid 75% of the price. To find the original price, write a proportion.
Solve by cross multiplying.
75y = 1080
y = 14.4
(gonna start with the up and down question as number 1)
1. y
2. increase
3. decrease
4. x
5. increase
6. decrease