TEKS 6.6

Front

What is the equation to find the cost of downloading n songs if one song costs $0.99?

Back

t = 0.99n

Front

If d represents the amount of money Alice has at the beginning of each day, and w represents the amount after riding the bus, what is the equation that represents this relationship if the bus fare is $1.25?

Back

w = d - 1.25

Front

How does the equation y = 2x describe the relationship between x and y?

Back

In y=2x, the value of y is twice the value of x.

Front

What is the equation to find the total weight t of a firefighter who weighs x pounds and uses equipment that weighs 60 pounds?

Back

t = x + 60

Front

What is the relationship represented by the equation r = q + 10.1?

Back

For every value of q, r is 10.1 more than q.

Front

What does the term 'variable' mean in algebra?

Back

A variable is a symbol used to represent an unknown value.

Front

What is a linear equation?

Back

A linear equation is an equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does the slope of a line represent in a linear equation?

Back

The slope represents the rate of change of y with respect to x.

Front

What is the y-intercept in a linear equation?

Back

The y-intercept is the value of y when x is 0.

Front

How do you determine if a table of values represents a linear relationship?

Back

If the differences between consecutive y-values divided by the differences between consecutive x-values are constant, it represents a linear relationship.