2(4-16) - (-30)
= 2(-12) -(-30)
= 24 - (-30) ....Error right here....a negative multiplies a positive = negative (= -24 + 30)
= 24 + 30
= 54
Correct:
2(4-16) - (-30)
= 2(-12) -(-30)
= -24 - (-30)
= -24 + 30
= 6
Answer:
B
Step-by-step explanation:
P(7,r) = 5040

(7 - r)! = 1!
7 -r = 1
7 = 1 + r
7 - 1 = r
r = 6
Step-by-step explanation:
27 * 3 = 81
81 * 3 = 243
Each term is 3x the number before it. Therefore:
3 * 3 = 9
The missing number is 9.
-6, -4, -2, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32
Answer: 32