Phase 1 Practice

Front

What is the formula for the perimeter of a rectangle?

Back

The perimeter (P) of a rectangle is given by the formula: P = 2 * (length + width).

Front

How do you find the value of x in a linear equation?

Back

To find the value of x in a linear equation, isolate x on one side of the equation using algebraic operations such as addition, subtraction, multiplication, or division.

Front

What does it mean for two quantities to be equal in a word problem?

Back

It means that the values of the two quantities are the same, and you can set up an equation to represent this relationship.

Front

What is the rate of change in a word problem?

Back

The rate of change refers to how one quantity changes in relation to another, often expressed as a ratio or a rate per unit of time.

Front

How do you solve for n in an equation involving parentheses?

Back

Use the distributive property to eliminate parentheses, then combine like terms and isolate n.

Front

What is the significance of units in word problems?

Back

Units provide context to the quantities involved and are essential for ensuring that calculations are meaningful and accurate.

Front

What is a linear equation?

Back

A linear equation is an equation that represents a straight line when graphed, typically in the form y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you set up an equation from a word problem?

Back

Identify the quantities involved, define variables for unknowns, and translate the relationships described in the problem into mathematical expressions.

Front

What is the process of isolating a variable in an equation?

Back

To isolate a variable, perform inverse operations to move all terms involving that variable to one side of the equation and constant terms to the other side.

Front

What does it mean to drain or fill a tank at a certain rate?

Back

It means that the volume of water in the tank changes over time at a specified speed, measured in units such as gallons per minute.