7th grade First Semester Math lab Exam

Front

What is the equation of a line in slope-intercept form?

Back

Front

How do you find the slope from a linear equation?

Back

Front

What are supplementary angles?

Back

Supplementary angles are two angles whose measures add up to 180 degrees.

Front

How do you calculate the rate of change from a table of values?

Back

The rate of change can be calculated by taking the difference in the y-values divided by the difference in the x-values between two points.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions, showing that one is less than, greater than, less than or equal to, or greater than or equal to the other.

Front

What does it mean to solve for x in an equation?

Back

To solve for x means to find the value of x that makes the equation true.

Front

Back

Front

How do you represent a real-world situation with an inequality?

Back

You can represent a real-world situation with an inequality by defining variables for the quantities involved and writing an inequality that reflects the constraints of the situation.

Front

Back

Front

What is the significance of the slope in a linear equation?

Back

The slope indicates the steepness of the line and the direction of the relationship between the variables. A positive slope means the line rises, while a negative slope means it falls.