Linear Equation Word Problems

Front

Rate of change is also known as

Back

Slope

Front

A man is climbing down from 100 feet high descending 30 feet per minute. Which equation represents this situation?

Back

y = 100 - 30x

Front

Each month, Olin’s cell phone plan costs $34.99, plus $12.95 per GB of data that he uses. His bill this month was $60.89. Which equation can be used to find the amount of data (d) Olin used this month?

Back

34.99 + 12.95d = 60.89

Front

Y-intercept is also known as

Back

initial value

Front

The temperature where Cally lives is 73℉ and is falling 2℉ per hour. Which equation can be used to determine how many hours (x) it will take for the temperature to drop to 65℉?

Back

73 - 2x = y

Front

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

Back

2

Front

What does the y-intercept represent in a linear equation?

Back

The value of y when x = 0.

Front

If a linear equation is in the form y = mx + b, what does 'm' represent?

Back

The slope of the line.

Front

If a linear equation is in the form y = mx + b, what does 'b' represent?

Back

The y-intercept of the line.

Front

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

Back

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