Answer:
10
Step-by-step explanation:
3a+b - 4
Let a =3 and b = 5
3(3) +5 -4
Multiply
9+5-4
Add and subtract
14-4
10
50% off £50 = £25
The shirts cost £25 in January
50% more of £25 = £12.5
The shirts cost £37.5 in February
50% off of £37.5 = £18.75
A shirt in March cost £18.75
Question 1:
4x+28
question 2:
18x-27
I uploaded the answer to a file hosting. Here's link:
tinyurl.com/wpazsebu
The total cost of the trip Lisa wants to take over the weekend is $500.
- Let the total cost of the trip be T.
<u>Given the following data:</u>
- Savings account balance = $200
- Percent of trip expenses = 40%
To determine the total cost of the trip Lisa wants to take over the weekend:
Since the percentage of the money in Lisa's savings account is equal to forty percent (40%) of what is required for the total cost of the trip. Thus, we would multiply the total cost of her trip by 40% and equate it to $200.
<u>Total cost</u><u> of her trip:</u>

Total cost, T = $500.
Read more: brainly.com/question/2021001