Solving Equations and Graphing Lines

Mr. Knight reviews key concepts for the final exam, including solving equations, distribution, combining like terms, and writing equations in slope-intercept form. He provides examples and tips for each topic, emphasizing the importance of understanding the steps involved in solving equations and using the slope formula. The lesson concludes with final tips and resources for exam preparation.

What resource is available at the back of the final exam review?

• A practice test

• A glossary of terms

• The answer key

• A list of equations

What is the first step in solving a two-step equation?

• Undo multiplication

• Undo exponentiation

• Undo addition or subtraction

• Undo division

In the equation 2p + 2 = -22, what is the value of p?

• -10

• -11

• -12

• -13

What does the term 'distribute' mean in the context of equations?

• Subtract terms

• Multiply terms across parentheses

• Add terms together

• Divide terms

Which of the following is a like term to 2x?

• 6x^2

• 5z

• 4x

• 3y

What is the slope formula used to find the slope between two points?

• m = (x1 + x2) / (y1 + y2)

• m = (y2 - y1) / (x2 - x1)

• m = (x2 - x1) / (y2 - y1)

• m = (y1 + y2) / (x1 + x2)

What is the y-intercept of a line if the equation is y = mx + b?

• y

• x

• m

• b

Given a point (-1, 0) and a slope of 3, what is the equation of the line?

• y = 3x - 3

• y = 3x + 3

• y = 3x - 1

• y = 3x + 1

How do you find the y-intercept from the equation 2y = -6 - 3x?

• Multiply by 2

• Subtract 3x

• Add 3x

• Divide by 2