Reading Assignment Chapter 24

What are on the left and right sides of the equal sign in an equation called?

• Variables

• Solutions

• Expressions

• Equivalents

What is the result when -3 is substituted for x in the equation 4x?

• -12

• 12

• -4

• 4

In the equation 1x + 8y = 5a - b + 6, what are 1x and 8y examples of?

What is an independent variable?

• The variable you solve for.

• The variable you are substituting for.

• The variable that remains constant.

• The variable that changes randomly.

Which of the following is true about the independent variable?

• It depends on the dependent variable.

• It is the variable you solve for.

• It is the variable you are substituting for.

• It remains constant.

• It is known as the input

What do we substitute into the equation to solve for y?

• y

• 7

• x

• 9

In the equation y = 7x + 9, which term is the coefficient of the independent variable?

• y

• 7

• x

• 9

In the equation y = 7x + 9, which term is the constant?

• y

• 7

• x

• 9

Which of the following is a linear equation?

• 4a + 6 = 9a

• y = 3x^2 + 7

• 3m^2 + 7m - 6 = 0

• 9c + 7d - 4

Which of the following is NOT a linear equation?

• 4a + 6 = 9a

• y = 3x + 7

• 3m^2 + 7m - 6 = 0

• y = x + 3