Answer:
X= -10
K= 6
R= 2
Explanation:
You first want to isolate the variable and make sure that whatever you do to one side of an inequality or equation you must do to the other.
1) x - 1 = - 11
x = - 11 + 1
x = - 10
2) 9k = 54
k = 54/9
k = 6
3) 14 + r = 16
r = 16 - 14
r = 2
4.4m questions
5.6m answers