Answer:
c
Step-by-step explanation:
Answer:
-5
Step-by-step explanation:
9x +18=-27
9x = -27 -18
9x =-45
x = -45/9
x = -5
x= the number
Answer:
21 and 22
Step-by-step explanation:
if the first integers is n
The second will be n+1
n(n+1)=462
n²+n=462
n²+n-462=0
n²+22n-21n+462=0
n(n+22)-21(n-22)=0
(n-21)(n-22)=0
n= 21 or 22
Answer:
165
Step-by-step explanation:
Answer:
60
Step-by-step explanation: