Test Submission and System of Equations

The video provides a preview of the new digital SAT by the College Board, focusing on the math section. It covers solving systems of equations using elimination, finding solutions graphically, and analyzing survey data. The video also demonstrates how to approach free response questions and concludes with a review of the digital SAT features, including the use of the Desmos calculator.

What is the main focus of the new digital SAT as introduced in the video?

• To focus solely on verbal skills

• To eliminate the use of calculators

• To provide a digital platform for the SAT

• To test advanced calculus skills

In solving the system of equations, what is the first step taken?

• Dividing both equations by 3

• Aligning the equations by variables

• Adding the equations together

• Multiplying both equations by 2

What method is used to eliminate the variable y in the system of equations?

• Substitution

• Graphing

• Elimination

• Factoring

What is the value of x in the solved system of equations?

• 4

• 2

• 3

• 1

How many solutions does the system of three equations have?

• Three

• Two

• One

• None

What is the key factor in determining the number of solutions in the system of three equations?

• The number of variables

• The type of equations used

• The intersection points of the graphs

• The coefficients of the equations

Which age group had the highest percentage of reported voters according to the survey?

• 35 to 44

• 25 to 34

• 18 to 24

• 55 to 74

What tool is used to verify the percentage calculations in the survey data?

• A ruler

• A calculator

• A protractor

• A graphing tool

In the follow-up survey, how many people reported voting for candidate A?

• 500

• 1000

• 213

• 287

What is the estimated number of people aged 18 to 34 who voted for candidate A?

• 10 million

• 15 million

• 20 million

• 17 million