Hello there! The cost of the item is $40, which makes up 100% of the price. There is 8% tax applied on the item. Let's add both percentages. 100 + 8 is 108. That's 108%. Let's multiply that by 40 to get the total price. 40 * 108% (1.08) is 43.2. There. The final cost of an item is $43.20.
G = 3f-h+k
hope this helps :)
Answer: 124
Step-by-step explanation: 7^2=49; 13^2=169; 19^2=361. Only 124 cannot be expressed as a square of an integer.
Answer:
x = -5
Step-by-step explanation:

Hope this helps.
Answer:
21
Step-by-step explanation:
2^2+b^2=5^2
4+b^2=25
b^2=21
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Red