Writing Linear Equations

Front

What does the 'b' stand for in y=mx+b?

Back

y-intercept

Front

If Jane bought x cookies at $3 each and John bought x cookies at $1 each plus a $10 cake, which equation shows their spending equality?

Back

3x = x + 10

Front

What is the equation for the total cost of a holiday meal that costs $12.50 per person plus a $30 delivery fee?

Back

y = 30 + 12.5x

Front

Write an equation to find how many games need to be purchased for the cost of an Xbox One and games to equal the cost of a Playstation 4 and games.

Back

150 + 24x = 180 + 20x

Front

What is the equation representing the cost of renting a canoe for x hours with a $20 transportation fee and $30 per hour?

Back

y = 30x + 20

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

Back

Slope of the line.

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 slope of the line represented by the equation y = 2x + 3?

Back

2

Front

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

Back

5