Answer:
x = 2.7
Step-by-step explanation:
The given equation is :

We need to solve it for x.
It can be rewrite as follows:

Adding 10 to both sides,

So, the value of x is equal to 2.7.
Answer:
Hi, I believe 1-0.25c is the correct answer.
Step-by-step explanation:
This is because 25% off would mean taking 25 off of a whole amount, which in this case would be one.
Answer:
A. -4
Step-by-step explanation:
For solving for x intercepts analytically. You can set the the y in the equation to 0. So, 2x-3(0)=12, and solving for x will get you -4.
You can also solve graphically by plugging in the equation and looking at where it intercepts the x axis.