Answer:
8
Step-by-step explanation:
The constant of proportionality bus the amount earned by Ronnie, E, all over the corresponding hours he used in working, h.
Constant of proportionality = 
From the graph given, when h = 5, E = 40.
Therefore:
Constant of proportionality = 
Answer:
x=2
Step-by-step explanation:
3^2x = 81
3^2x = 3^4
Compare powers
2x = 4
x = 2
Hi!
The number has a zero in the denominator.
If a number has a 0 in it's denominator, then it's not rational
Division by 0 is undefined.
Hope this helps you!
~Just a felicitous girlie
#HaveAWonderfulDay

Hey there!
3 + 67 = 70
so "x" = 3
Hope this helps
Have a great day (:
Here is your answer
12m-6
REASON:
6(2m-1)
Multiply 6 with both the terms in bracket, we get
6×2m - 6×1
= 12m-6
HOPE IT IS USEFUL