Answer:
3.8
Step-by-step explanation:
Let's add 5x to both sides of the equation...
Then, let's add 75 to both sides of the equation...
Divide by the coefficient of x, (35)...
Answer: 1) B is correct, constant of variation is -2.
Step-by-step explanation:
1)
Direct variation states that a relationship between the two variables. we say y varies directly as x
i.e, or y =kx.................[1] ; where k is the constant of variation.
Given the equation:
Divide both sides by -4 we get;
Simplify:
.......[2]
On comparing equation [2] with [1] we get;
k = -2
I think dialogue sorry if it is wrong
Answer:
In 5 years, the price increased about 30%.
I am not good at perentages, so correct me if I'm wrong. Also this is an estimation, not the exact percentage.
Answer:
D
Step-by-step explanation:
y = 2x + 3
