The first thing we should know in this case is the meaning of the following acronyms:
(GPA) = Grade Point Average.
Effectively in a program like excel she can use:
GPA = (a1 + a2 + a3 + a4) / 4
Where,
ai = represents each of the notes (i: 1,2,3,4)
However, this is also an example of the following type of entry:
GPA = AVERAGE (a1: a4)
Answer:
Entry:
Formulas: are references of cells, names of cells or ranges, functions or operators that result in a value from other existing values.
Answer:
for 16( 21-(1+3) to the second the answer would be 80
It would be: -5(3x-9) = 2(x-63)-33
-15x + 45 = 2x - 126 - 33
-15x - 2x = -204
17x = 204
x = 204/17
x = 12
In short, Your Answer would be 12
Hope this helps!
I think the answer will be 18
Can you say the total cost? There's not enough to go by to answer this.