Solving Linear Systems Graphically — Unit test Answers

Which ordered pair (c, d) is the solution to the given system of linear equations?

Which equation can pair with x – y = –2 to create a consistent and dependent system?

What is the solution to the system of equations?

Which statement correctly explains how Andre could find the solution to the following system of linear equations using elimination?

A tennis team has 24 members. There are twice as many girls as boys on the team. How many girls are on the tennis team?

In their last basketball game, Becky scored twice as many points as Min. Together, they scored 42 points. How many points did Becky score?

A charity bingo game costs $2 per round and has a $13 entry fee for an adult. It costs $3 per round and a $10 entry fee for a child. For how many rounds of bingo are the costs the same for an adult and a child?

A small fair charges an admission fee for children and adults. The cost for admission is $3 per adult and $2 per child. On a certain day, total admission fees were $900, and 350 people attended the fair. How many children attended the fair that day?

Which region represents the solution to the given system of inequalities?

Michael is paid $9 per hour to work at the movie theater and $7 per hour when he helps his aunt at her bakery. Michael cannot work more than 32 hours in a week, but he wishes to earn at least $251 each week. Which weekly work schedule is within Michael’s constraints?

Arianna is buying plants for her garden. She buys 15 flowering plants for $96. Pink flowering plants sell for $8, and purple flowering plants sell for $5. How many pink flowering plants did Arianna buy?

Which graph shows the solution to the following system of inequalities?

Which statement describes the solution to the system of equations?

Which ordered pair (a, b) is the solution to the following system of equations?

Which statement describes the system of equations?

Samir begins riding his bike at a rate of 6 miles per hour. Twelve minutes later, Chris leaves from the same point and bikes along the same route at 9 miles per hour. How long after Chris begins riding does he catch up to Samir?

Pam laid three times as many tiles on Saturday as she laid on Sunday. If Pam laid 80 tiles over the weekend altogether, how many tiles did she lay on Saturday?

A picture frame has a perimeter of 40 inches. Its length is 2 inches greater than one-half its width. Let w represent the width in inches of the picture frame, and let l represent the length in inches. Which system of equations can be used to find the dimensions of the picture frame?

Which equation can pair with x + 2y = 5 to create an inconsistent system?

Lisa leaves a gas station and drives at an average rate of 50 mi/hr. Keisha leaves the gas station one hour later and drives along the same route at an average rate of 60 mi/hr. Let d represent the distance driven in miles and t represent the time since Lisa left the gas station. Which system of equations can be used to find how long after Lisa left the gas stations that she is passed by Keisha?