Linear Equations
The standard form of a linear equation is Ax + By = C. What do A, B, and C typically represent?
What are constants?
The slope of a line is calculated with this formula involving 'rise' and 'run'.
This is the name of the linear equation form given by y = mx + b.
What is slope-intercept form?
A non-vertical line's intercept on this axis can be found by setting y to 0 in its equation
What is the x-intercept?
If you earn $10 per hour, what is the linear equation relating total earnings (E) to hours worked (h)?
What is E = 10h?
In the linear equation y = mx + b, m represents this aspect of the line.
What is the slope?
A line with zero slope is known as this type of line.
What is a horizontal line?
Equations in the form y - y1 = m(x - x1) are known as this.
What is point slope form?
If the y-intercept of a line is at (0, -5), in which direction does the line cross the y-axis?
What is downward?
Your phone plan costs $30 per month plus $0.10 per text. Find the expense equation.
What is cost = 0.10t + 30?
This is the name for the point where a linear graph crosses the y-axis.
What is the y-intercept?
A vertical line's slope is described using this term because division by zero is undefined
What is undefined?
Convert the equation 2x + 3y = 6 into slope-intercept form.
What is y=2/3x+2?
For the line 4x + 2y = 8, what is the x-intercept?
What is (2, 0)?
Starting with 50 tickets, selling them reduces the number at a rate of 5 per day. Find the equation.
What is tickets = -5d + 50?
If a linear equation is expressed as 3x - 4y = 12, what is the slope when rewritten in slope-intercept form?
What is 3/4?
When given two points, (1, 2) and (3, 5), the slope of the line passing through them is?
What is 3/2?
In point-slope form, if a line has a slope of 3 and passes through (2, 5), what is the equation?
What is y - 5 = 3(x - 2)?
A horizontal line's y-intercept at (0, 7) implies this equation of the line.
What is y = 7?
You have 40 apples. If you give away 3 each day, when will you have 10 left?
What is 40 - 3d = 10 or in approximately 10 days?
You convert a slope-intercept form equation y = 2x + 3 to standard form. What is the equation?
What is 2x - y = -3?
The slope of the line y=7x+1
What is 7?
Find the equation, in standard form, of a line with slope 4 and y-intercept -3.
What is 4x - y = 3?
If a line in slope-intercept form is y = 1/2x - 4, what is its x-intercept?
What is (8, 0)?
A car travels 300 miles in 5 hours. Determine the expression for constant speed in mph.
What is 60 mph?