The total cost without tax would be $261, sales tax would be $15.66, if we add them together the answer would be $276.66
Answer:

Step-by-step explanation:
To find the x-intercept, substitute 0 for y and solve for x:

Divide both sides by 2:


Add 7 to both sides to isolate x:

The x-intercept for
is 7 at point
.

Remove parentheses:

Subtract 2 from both sides:


The x-intercept for
is -2 at point
.
Finito.