Well, the sum of an equation is the answer to an addition problem. So, that means we add all the numbers together.
-18 + 12 + -27 + -9 + 16 = -26
The sum of <span>-18, 12, -27, -9, and 16 is -26</span>
Answer:
0.75s
Step-by-step explanation:
The expression would be 0.75s where 0.75 represents the cost of the item after the 25% sale, and s representing the regular cost of the item.
Hope this helps :)
Answer:
2nd
Step-by-step explanation:
Answer:
Fibonacci Sequence
Step-by-step explanation:
The Fibonacci sequence is such that each number in the sequence is the sum of the two numbers that precede it. So, the sequence goes: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, and so on. The mathematical equation describing it is Xn+2= Xn+1 + Xn