Step-by-step explanation:
B
1100
To find the sum of the first n terms of an arithmetic series use the formula,
S
n
=
2
n(a
1
+a
n
)
S
20
=
2
20(10+100)
S
20
=
2
2200
S
20
=1100
N+8>11 is the answer you are looking for
Answer is 4 .............
Answer:
do 90 times or dvided by 12
Step-by-step explanation:
Answer: x = - y + 4
Step-by-step explanation: u juss Add -2y to both sides and Step 2: Divide both sides by 2.
