Answer:
n = -2
Step-by-step explanation:
add 7 to both sides
1+8n = -15
subtract 1 from both sides
8n = -16
divide both sides by 8
n = -2
Answer:
c)-4/3
Step-by-step explanation:
perpendicular slope is opposite and reciprocal
the green line has a slope of 3/4
so the slope of the red line is -4/3
The sqrt of 2 is appr. 1.5
Bye :)
10 meters = 1 dekameter
So multiply by 4
10 x 4 = 40
40 meters in a dekameter
Answer:
B
Step-by-step explanation:
A is correct because 
was added on both sides, which is supported by the Additive Property of Equality
C is correct because the Quotient Property of Logarithms states that 
so 
is correct
D is correct because using the fact that 
it is easy to figure out that x=12
For B, there is no property supporting that statement.
