I believe the anwser to this question is -19
Answer: the one with the 12,18 and 22 step by step equation
hope this helped
Step-by-step explanation:
Answer:
i believe the correct answer is x+90+63=180
Step-by-step explanation:
Answer:
Step-by-step explanation:
so confused right now
Answer:
If the second of the three numbers is
n
, then the first and third are
n- 1
and n
+
1
, so we find:
117
=
(
n
−
1
)
+
n
+
(
n
+
1
)
=
3n
Dividing both ends by
3 we find:
n
=
117/ 3
=
39
So the three numbers are:
38
,
39
,
40
Step-by-step explanation : I hope it helps please don't forget to mark me brainliest . :)