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Solve Linear Equations
A Day on the Slopes
Intercept-ions
Writing Equations
Graphing Equations
100
Solve for x: 2+x=6
What is x=4.
100
When given the function y=4/3x + 6, what is the slope?
What is 4/3.
100
Name the x-value at the y-intercept, and the y value at the x-intercept, respectively.
What is x=0 (for y-int) and y=0 (for x-int).
100
Provide the equation for a line with a y-intercept of 3 and a slope of 1/2.
What is y=1/2x + 3.
100
When you want to enter a function into the calculator to be graphed, which button do we press on the calculator?
What is "y=".
200
Solve for x: 3+x=2x-5
What is x=8.
200
State a method we can use to determine the slope of a function.
What is (Change in Y)/(Change in X), m=(y2-y1)/(x2-x1), Rise/Run.
200
The slope is given by which variable in the slope-intercept form?
What is b.
200
Write the equation y= -4x + 2 in standard form.
What is 4x+y=2.
200
On paper, graph the function y=6x-2 and list at least three points.
What is (-1,-8), (0,-2), (1,4), (2,10). SEE STUDENT GRAPH
300
Solve 4n-3=6n+5 for the variable n.
What is n=-4.
300
State the Slope-Intercept form and the Standard Form of a function.
What is y=mx+b and Ax+By=C.
300
If y=2x+4, what is the coordinate pair for the y-intercept of the function?
What is (0,4).
300
When putting a function into standard form, what two types of coefficients can we not have in front of the X?
What is a negative or a fraction.
300
On the graph of y=4, what is the y-value at x=3?
What is y=4.
400
Solve: 18+3x=3(x+6).
What is All Real Numbers.
400
If you graph an equation and the result is a vertical line, what is the slope?
What is Undefined.
400
Gotcha! What is the slope of the line which has a y-intercept of 6 and an x-intercept of 2?
What is -3.
400
In words, what are the steps of taking the function y=2x-3 and putting it into standard form?
What is subtract 2x from both sides, and multiply it all by -1 to get rid of the negative 2.
400
If the function y=2x+4 is multiplied by 2, what is the new slope and y-intercept?
What is m=4 and b=8.
500
Solve: 4(5+3x)=8(1.5x+2)
What is No Solution (because 20 does not equal 16).
500
State the slope of a line containing the points (3,3) and (-1,-5).
What is a slope of 2.
500
What is the y-intercept of a function that has a slope of 3/2 and contains the point (-8,-4).
What is b=8.
500
If the function reads y=2/3x + 2, and the slope is tripled, write the new equation in STANDARD FORM.
What is 2x - y = -2.
500
If the graph of the function y=2x + 4 is shifted up 3 units, what is the new function?
What is y=2x + 7.