SU = 2x - 12
+12 on both sides
12 = 2x
/2 on both sides
6 = x
x = 6
SU = 2x - 12
SU = 2(6) - 12
SU = 12 - 12
SU = 0
Answer:
SU = 0
How I can’t bring them to you
Answer: 35
Step-by-step explanation:
The formula to find this is number of terms/2(first term+last term)
So, we have 7 terms, our first is -4 and our last is 14
7/2(-4+14)=35
Answer:
21
Step-by-step explanation:
7.41 / 0.13 = 57
57 - 15 = 42
42 / 2 = 21
21, 36
