A.2B Forms of Linear Equations

Front

What does 'm' represent in the equation y=mx+b?

Back

Slope

Front

What is the equation for Juanita's monthly cell phone bill if she uses x minutes of airtime?

Back

C = 0.20x + 15

Front

Write the equation for a man descending from 100 feet at a rate of 30 feet per minute.

Back

y = 100 - 30x

Front

What is the equation of the line that passes through (-2, 3) with a slope of 4?

Back

y = 4x + 11

Front

What is the y-intercept in the equation y=-4x-5?

Back

-5

Front

Define a linear equation.

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does 'b' represent in the equation y=mx+b?

Back

Y-intercept

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are integers.

Front

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

Back

y = mx + b, where m is the slope and b is the y-intercept.