The silver town people went to a fancy restaurant after the big event. grammy gave the server a $15 tip. if the tip was 20% of the cost of dinner, how much was dinner? choose a.$60 b.$45 c.$75 d.$50

Answer

Find out the cost of the dinner .

To proof

Let us assume that the cost of the dinner be x.

As given

The Silver Town people went to a fancy restaurant after the big event.

Grammy gave the server a $15 tip.

If the tip was 20% of the cost of dinner.

20% is written in the decimal form

= 0.2

Than the equation becomes

x× 0.2 = 15

x =$75

The total cost of the dinner is $75 .

option (C) is correct .

Hence proved

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .

step-by-step explanation:

de-gf

hj=3x+20

ji=15x-64