Algebra 1 Concepts and Evaluations

This video introduces Algebra 1, focusing on variables and expressions. It covers the basics of expressions, the importance of the order of operations, and how to evaluate expressions with variables. The video also demonstrates real-world applications of algebraic expressions, providing a foundation for future math courses.

What is the primary focus of Algebra 1 as introduced in the video?

• Calculus and limits

• Statistics and probability

• Variables and expressions

• Geometry and shapes

Which operation should be performed first according to the order of operations?

• Addition

• Multiplication

• Exponents

• Subtraction

In the expression 3x - 8, what is the first operation performed on x?

• Subtract 8

• Multiply by 3

• Add 8

• Divide by 3

What is the result of evaluating the expression 4x - 7 when x = 5?

• 20

• 9

• 13

• 17

How do you simplify the expression 25 - (2/3)n when n = 12?

• 17

• 15

• 19

• 21

What is the square root of 36?

• 6

• 8

• 7

• 5

What is the first step in evaluating the expression 5x - 4 when x = 8?

• Multiply 5 by 8

• Add 4 to 8

• Divide 8 by 5

• Subtract 4 from 8

What is the final result of the expression 6/(y^3 + 4) when y = 2?

• 1/4

• 1/3

• 1/5

• 1/2

In the expression 12(n - 4), what does n represent in the context of the tour company?

• The number of tours

• The number of people on the tour

• The cost of the tour

• The duration of the tour

How much money does the tour company make when 14 people go on the tour?

• $160

• $120

• $100

• $140