Exploring Linear Relationships for 7th Grade STAAR

What is the general form of a linear equation?

• y = mx + b

• y = ax^2 + bx + c

• y = a/x

• y = mx^2 + b

In the equation y = mx + b, what does 'b' represent?

• The slope

• The rate of change

• The x-intercept

• The y-intercept

How do you calculate the slope of a line?

• Sum of x and y

• Difference of x and y

• Rise over run

• Run over rise

What is the formula for distance in terms of rate and time?

• D = R * T

• D = R + T

• D = R / T

• D = T / R

If you travel 150 miles in 2 hours, what is your speed?

• 150 miles per hour

• 50 miles per hour

• 75 miles per hour

• 100 miles per hour

How is the constant of proportionality represented?

• By the letter R

• By the letter B

• By the letter M

• By the letter K

What is the constant of proportionality if Y = 2 and X = 62?

• 1/31

• 31

• 2

• 62

Which axis represents the independent variable?

• W-axis

• X-axis

• Z-axis

• Y-axis

In a table, where is the dependent variable usually located?

• Top row

• Left side

• Right side

• First column

What does the y-axis represent in a graph?

• Horizontal axis

• None of the above

• Vertical axis

• Independent variable