Answer:
S12=855735
Step-by-step explanation:
if the 3rd term is 45 then,
formula: Sn=ar^n-1
S12=5*3^12-1
S12=5*3^11
S12=5*177147
S12=855735
Answer:
Nathan earned 100 points. he lost the trivia game by 5 points.
Step-by-step explanation
3
* 33 = 110 points earned
* 20 = 10 points lost
110-10 = 100
Nathan earned 100 points. he lost the trivia game by 5 points.
Yes because if a negative sign is in a fraction doesnt matter where, it still show that the fraction is negative
Answer:
He is correct
Step-by-step explanation:
72 girls and 84 boys
Divide both numbers by 12
6 : 7
He is correct
Ugh this hurts my head just looking at it, but I'll show the process.
PEMDAS
Addition before subtraction (Not that it matters here).
2 - (-4) is the same as adding 4. This equals 6.
-1 - (-3) is the same as adding 3. This equals 2.
Adding these two expressions together equals 8.
Showing my work...
2 - (-4) + (-1) - (-3)
6 + (-1) - (-3)
6 + 2
8
