Answer:
(
−
∞
,
∞
) {
x
|
x
∈
R
}
Step-by-step explanation:
The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.
Answer:
R = 12
L = 84
Step-by-step explanation:
R + L =96
L = 7R
R = 1R
L = 7R
1 R + 7R = 8R
R = 12
L = 84
hope it helps,
Answer:
e = -2
Step-by-step explanation:
9e - 7 = 7e - 11
9e - 7e = - 11 + 7
2e = -4
e = -2
From 72 to 90 it is a 25% change
