Envision Algebra

Which property is used to expand expressions like a(b+c)?

• Inverse operations.

• Distributive property.

• Constant term.

• Ordered pair.

What is the slope-intercept form of a linear equation?

• y = mx + b

• y = b - mx

• y = m/b + x

• y = x/m + b

In the slope-intercept form y = mx + b, what does 'b' represent?

• The slope

• The x-intercept

• The y-intercept

• The origin

What is a variable?

• A number that stands alone in an equation.

• A letter representing an unknown number.

• A property that allows you to expand parentheses.

• A pair of numbers representing a point.

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

What is a coefficient?

• A number that stands alone in an equation.

• A letter representing an unknown number.

• The number multiplied by a variable.

• A pair of numbers representing a point.

What does a variable typically represent in an equation?

• A known number.

• An unknown number.

• A constant number.

• A pair of numbers.

Which term describes a number that is multiplied by a variable?

• Constant term.

• Coefficient.

• Ordered pair.

• Variable.

Which of the following is an example of a variable?

• 5

• x

• 10

• 3.14