Math Flashcard 1/5/24 1st period

Front

What equation represents the amount Mason has in his piggy bank after x months if he starts with $150 and saves $40 per month?

Back

y = 40x + 150

Front

What is the equation to determine the monthly cell phone bill (C) if the company charges $15.00 per month plus $0.20 per minute of airtime usage?

Back

C = 15 + 0.20x

Front

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

Back

y-intercept

Front

What equation represents the number of tacos made by Miles and his helpers if he starts with 8 tacos and makes 3 tacos per minute?

Back

y = 3x + 8

Front

Which equation matches the graph that has a slope of 1/4 and a y-intercept of 2?

Back

y = 1/4 x + 2

Front

What is the slope in the equation y = mx + b?

Back

m represents the slope of the line.

Front

If a line has a slope of -2, what does this indicate about the line's direction?

Back

The line decreases as it moves from left to right.

Front

What does it mean if a function is linear?

Back

A linear function creates a straight line when graphed.

Front

How do you find the y-intercept of a linear equation?

Back

Set x = 0 in the equation and solve for y.

Front

What is the formula for calculating the total cost (C) if you have a fixed cost and a variable cost per unit?

Back

C = fixed cost + (variable cost per unit * number of units)