Abirthday celebration meal is $42.60 including tax, but not the tip. find the total cost if a 10% tip is added to the cost of the meal

$46.86

Step-by-step explanation:

We are asked to find the cost of a meal after adding 10% tip to the cost.

The cost of a meal after adding 10% tip would be $42.60 plus 10% of $42.60.

Therefor, the cost of meal after 10% tip would be $46.86

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)