Warm Up January 12

The _______ tells me how much y changes with respect to x. (This is also represented by the variable “m” in the equation y = mx + b)

• Proportional

• Linear

• Slope

• Y-Intercept

The ____________ is where a line crosses the y-axis. (This is also represented by the variable “b” in the equation y = mx + b)

• Proportional

• Linear

• Slope

• Y-Intercept

If a graph is __________________, it will ALWAYS start at or pass through the point (0, 0)

• Proportional

• Linear

• Slope

• Y-Intercept

If an equation is _____________, it will form a straight line.

• Proportional

• Linear

• Slope

• Y-Intercept

If a slope is negative, the line will...

• Go uphill

• Go downhill

• Be vertical

• Be horizontal

If a slope is positive, the line will...

• Go uphill

• Go downhill

• Be vertical

• Be horizontal

In the equation y = mx + b, the slope is represented by the variable...

• y

• m

• mx

• b

In the equation y = -2x - 4, what is the slope?

• -2

• -4

• 2

• 1/2

In the equation y = mx + b, what variable represents the y-intercept?

• y

• m

• x

• b

In the equation y = -2x - 4, what is the y-intercept?

• -2

• 4

• -4

• 1/2