Q:

Average movie prices in United States are, in general, lower than in other countries. It would cost $78.62 to buy three tickets in Japan plus two tickets in Switzerland. Thee tickets in Switzerland plus two tickets in Japan would cost $75.33. How much does an average movie ticket cost in each of these countries?

Accepted Solution

A:
An average movie ticket costs $17.04 in Japan and $13.75 in Switzerland.Step-by-step explanation:Let,Japan's movie tickets = xSwitzerland's movie tickets = yAccording to given statement;3x+2y=78.62 Β  Eqn 12x+3y=75.33 Β  Eqn 2Multiplying Eqn 1 by 2;[tex]2(3x+2y=78.62)\\6x+4y=157.24\ \ \ Eqn\ 3[/tex]Multiplying Eqn 2 by 3;[tex]3(2x+3y=75.33)\\6x+9y=225.99\ \ \ Eqn\ 4[/tex]Subtracting Eqn 3 from Eqn 4[tex](6x+9y)-(6x+4y)=225.99-157.24\\6x+9y-6x-4y=68.75\\5y=68.75[/tex]Dividing both sides by 5;[tex]\frac{5y}{5}=\frac{68.75}{5}\\y=13.75[/tex]Putting y=13.75 in Eqn 1[tex]3x+2(13.75)=78.62\\3x+27.50=78.62\\3x=78.62-27.50\\3x=51.12\\[/tex]Dividing both sides by 3;[tex]\frac{3x}{3}=\frac{51.12}{3}\\x=17.04[/tex]An average movie ticket costs $17.04 in Japan and $13.75 in Switzerland.Keywords: linear equations, subtractionLearn more about linear equations at:brainly.com/question/4228574brainly.com/question/4279146#LearnwithBrainly